1. DL manuals
  2. Yaesu
  3. Transceiver
  4. VX-8DR
  5. Manual

Yaesu VX-8DR Manual

Manual is about: 50/144/430 MHz TRIPLE-BAND HEAVY DUTY SUBMERSIBLE TRANSCEIVER

Summary of VX-8DR

  • Page 1

    50/144/430 mhz triple-band heavy duty submersible transceiver o perating m anual vertex standard co., ltd. 4-8-8 nakameguro, meguro-ku, tokyo 153-8644, japan vertex standard us headquarters 10900 walker street, cypress, ca 90630, u.S.A. Yaesu uk ltd. Unit 12, sun valley business park, winnall close ...

  • Page 2

    Contents programmable (band limit) memory scan (pms) ............... 68 “priority channel” scanning (dual watch) ........................... 69 priority revert mode ....................................................... 70 automatic lamp illumination on scan stop .......................... 71 band ...

  • Page 3

    Vx-8dr o perating m anual 1 the ultra compact vx-8dr (2.4”w x 3.7”h x 0.9”d) is thinner than the previous advanced model - it is packed with advanced technology and features, designed for outdoor operation. It is submersible and shockproof! The compact case combines a rugged die-cast chassis with th...

  • Page 4

    Vx-8dr o perating m anual 2 c ontrols & c onnections antenna jack connect the sup- plied rubber flex an- tenna (or another antenna presenting a 50-ohm imped- ance) here. Vol key rotate the dial knob while press- ing and holding this key to adjust the audio volume level. Dial knob the main tuning dia...

  • Page 5

    Vx-8dr o perating m anual 3 d isplay i cons & i ndicators f requency c ontrol vfo: vfo mode mr: memory mode mt: memory tune mode hom: home channel memory pms: programmable memory scan mode vdw: dual watch active (vfo-memory channel) mdw: dual watch active (memory channel-memory channel) s quelch t y...

  • Page 6

    Vx-8dr o perating m anual 4 k eypad f unctions frequency entry digit “1” switches the “upper” frequency to be the “operating” (tx) band. Activates the dual receive feature. Switches the “lower” frequency to be the “operating” (tx) band. Activates the dual receive feature. Increases the vfo frequency...

  • Page 7

    Vx-8dr o perating m anual 5 k eypad f unctions enter the set mode. Decreases the vfo frequency by one step or moves the memory channel to the next-lowest channel. Activate the aprs (automatic position reporting system) function. No action tunes the vfo frequency downward in 1 mhz steps. Activates th...

  • Page 8

    Vx-8dr o perating m anual 6 a ccessories s upplied with the vx-8dr antenna 1 pc yha-65 (for usa version: q3000185) or yha-64 (for exp version: q3000183) li-ion battery pack 1 pc fnb-101li (7.4v/1,100mah: aag10x001) battery charger 1 pc nc-86b (for usa version: q9500149) or nc-86c (for exp version: q...

  • Page 9

    Vx-8dr o perating m anual 7 a vailable o ptions for your vx-8dr fgps-2 gps antenna unit ct-136 gps antenna adapter mh-74 a7a waterproof speaker/microphone ct-131 microphone adapter ct-134 clone cable ct-m11 mic/sp connection cable cn-3 bnc-to-sma adapter csc-93 soft case bu-1 bluetooth ® unit fba-39...

  • Page 10

    Vx-8dr o perating m anual 8 figure 1 figure 2 a ntenna i nstallation the supplied antenna provides good results over the entire frequency range of the trans- ceiver. However, for enhanced base station medium-wave and shortwave reception, you may wish to connect an external (outside) antenna. The sup...

  • Page 11

    Vx-8dr o perating m anual 9 i nstallation of fnb-101li b attery p ack the fnb-101li is a high-performance lithium-ion battery providing high capacity in a very compact package. Under normal use, the fnb-101li may be used for approxi- mately 300 charge cycles, after which operating time may be expect...

  • Page 12

    Vx-8dr o perating m anual 10 i nstallation of a ccessories b attery l ife i nformation when the battery charge is almost depleted, a “low voltage” indicator will appear on the display. When this icon appears, it is recommended that you charge the battery soon. (1) tx 6 sec., rx 6 sec. And squelched ...

  • Page 13

    Vx-8dr o perating m anual 11 i nstallation of fba-39 a lkaline b attery c ase (o ption ) the optional fba-39 battery case allows receive monitoring using three “aa” size al- kaline batteries. Alkaline batteries can also be used for low power transmission in an emergency. The power output will only b...

  • Page 14

    Vx-8dr o perating m anual 12 i nterface of p acket tnc s the vx-8dr may be used for packet operation, using the optional ct-m11 mic/sp connection cable (available from your yaesu dealer) for easy interconnection to com- monly-available connectors wired to your tnc. The audio level from the receiver ...

  • Page 15

    Vx-8dr o perating m anual 13 hi! I’m r. F. Radio, and i’ll be helping you along as you learn the many features of the vx-8dr. I know you’re anxious to get on the air, but i en- courage you to read the “operation” section of this manual as thoroughly as possible, so you’ll get the most out of this fa...

  • Page 16

    Vx-8dr o perating m anual 14 o peration s quelch a djustment the vx-8dr’s squelch system allows you to mute the background noise when no signal is being received. Not only does the squelch system make “standby” operation more pleasant, it also significantly reduces battery current consumption. The s...

  • Page 17

    Vx-8dr o perating m anual 15 s electing the o perating b and in the factory default configuration, the vx-8dr operates in the “dual receive” mode. During dual receive operation, the “a-band” frequency will be displayed on the upper part of the lcd, and the “b-band” frequency will be displayed on the...

  • Page 18

    Vx-8dr o perating m anual 16 o peration s electing the f requency b and the vx-8dr covers an incred- ibly wide frequency range, over which a number of different op- erating modes are used. There- fore, the vx-8dr’s frequency coverage has been divided into different operating bands. Each band has its...

  • Page 19

    Vx-8dr o perating m anual 17 f requency n avigation the vx-8dr will initially be operating in the “vfo” mode, as just described. This is a fre- quency step system which allows free tuning throughout the currently-selected operating band. Three basic frequency navigation methods are available on the ...

  • Page 20

    Vx-8dr o perating m anual 18 3) s canning from the vfo mode, press and hold in the key for one second, and while still holding in the key, rotate the dial knob to select the bandwidth for the vfo scan- ner. Release the key to begin scanning toward a higher frequency. The scanner will stop when it re...

  • Page 21

    Vx-8dr o perating m anual 19 t ransmission once you have set up an appropriate frequency inside one of the three (or four) amateur bands on which the vx-8dr can transmit (50 mhz, 144 mhz, or 430 mhz, plus 222 mhz on the usa version), you’re ready to transmit. These are the most basic steps; more adv...

  • Page 22

    Vx-8dr o perating m anual 20 o peration 1) the vx-8dr is smart! You can set up low power on one band (like uhf), while leaving vhf on high power, and the radio will remember the different settings on each band. And when you store memories, you can store high and low power settings separately in each...

  • Page 23

    Vx-8dr o perating m anual 21 adjust the vox “hang-time” (the transmit-receive delay after the cessation of speech) from the set mode item 109: vox delay. The default delay is 0.5 second. To set a different delay time: 1. Press and hold in the key for one second to enter the set mode. 2. Rotate the d...

  • Page 24

    Vx-8dr o perating m anual 22 am and fm b roadcast r eception the vx-8dr includes provision for reception of am and fm broadcasts. Fm broadcast reception, utilizes a wide-bandwidth filter and stereo decoder which provides excellent fidelity. The am and fm broadcast reception is only possible on “vfo-...

  • Page 25

    Vx-8dr o perating m anual 23 o peration a ntenna s election to select the antenna for the am broadcast reception: 1. Press and hold the key for one second to enter the set mode. 2. Rotate the dial knob to select set mode item 1: antenna am. 3. Press the key briefly to enable the antenna selection. 4...

  • Page 26

    Vx-8dr o perating m anual 24 o peration af-d ual o peration the af-dual operation allows you to monitor two desired amateur band frequencies while also receiving an am or fm broadcast station (triple watch functions!). When a signal is received in the amateur band, the amateur band audio is output i...

  • Page 27

    Vx-8dr o perating m anual 25 s etting the af-d ual r esume m ode the vx-8dr allows you to select the resume mode of the af-dual operation when a signal is received in the amateur band. 1. Press and hold the key for one second to enter the set mode. 2. Rotate the dial knob to select set mode item 77:...

  • Page 28

    Vx-8dr o perating m anual 26 a dvanced o peration now that you mastered the basics of vx-8dr operation, let’s learn more about some of the really neat features. K eyboard l ocking in order to prevent accidental frequency change or inadvertent transmission, various keys and switches may be locked out...

  • Page 29

    Vx-8dr o perating m anual 27 a djusting the k eypad b eeper v olume l evel a keypad beeper provides useful audible feed back whenever a key button is pressed. The keypad beeper level changes according to the receiver audio volume level setting. How- ever, you may adjust the volume balance between th...

  • Page 30

    Vx-8dr o perating m anual 28 a dvanced o peration a udio m uting the audio mute feature is useful in situations where it would be helpful to reduce the audio level of the “receive only” band (small character display) whenever you receive a signal on the “main” band (large character display) during d...

  • Page 31

    Vx-8dr o perating m anual 29 c hanging the c hannel s teps the vx-8dr’s frequency synthesizer provides the option of utilizing tuning steps of 5, 6.25, 8.33, 9, 10, 12.5, 15, 20, 25, 50, 100, and 200 khz per step. The vx-8dr is set up at the factory with different default steps for each operating ba...

  • Page 32

    Vx-8dr o perating m anual 30 a dvanced o peration sql s- meter a special sql (squelch) s-meter feature is provided on this radio. This feature allows you to set the squelch so only signals exceeding a certain s-meter level will open the squelch. To set up the s-meter squelch feature for operation, u...

  • Page 33

    Vx-8dr o perating m anual 31 r epeater o peration g eneral repeater stations, usually located on mountaintops or other high locations, provide a dra- matic extension of the communication range for low-powered hand-held or mobile trans- ceivers. The vx-8dr includes a number of features, which make re...

  • Page 34

    Vx-8dr o perating m anual 32 m anual r epeater s hift a ctivation if the ars feature has been disabled, or if you need to set a repeater shift direction other than that established by the ars, you may set the direction of the repeater shift manually. To do this: 1. Press the key, then press the key....

  • Page 35

    Vx-8dr o perating m anual 33 r epeater o peration c hecking the r epeater u plink (i nput ) f requency it often is helpful to be able to check the uplink (input) frequency of a repeater, to see if the calling station is within direct (“simplex”) range. To do this, just press the key. You’ll notice t...

  • Page 36

    Vx-8dr o perating m anual 34 ctcss o peration many repeater systems require that a very-low-frequency audio tone be superimposed on your fm carrier in order to activate the repeater. This helps prevent false activation of the repeater by radar or spurious signals from other transmitters. This tone s...

  • Page 37

    Vx-8dr o perating m anual 35 4. When you have made your selection of the ctcss tone mode, press the key to save the new setting and exit to normal operation. 5. Press the key, then press the key. This provides a “short-cut” to set mode item 99: tone frequency. 6. Rotate the dial knob until the displ...

  • Page 38

    Vx-8dr o perating m anual 36 dcs o peration another form of tone access control is digital code squelch, or dcs. It is a newer, more advanced tone system which generally provides more immunity from false paging than does ctcss. The dcs encoder/decoder is built into your vx-8dr, and operation is very...

  • Page 39

    Vx-8dr o perating m anual 37 dcs c ode i nversion the dcs system was first introduced in the commercial lmr (land mobile radio) ser- vice, where it is now in widespread use. Dcs is sometime referred to by its different proprietary names, such as dpl ® (digital private line ® , a registered trademark...

  • Page 40

    Vx-8dr o perating m anual 38 rx-invert, tx-invert : receive and transmit the inverted dcs tone. Rx-both, tx-invert : receive both normal and inverted dcs tones and transmit the inverted dcs tone. 5. When you have made your selection, press the ptt switch, to save the new settings and exit to normal ...

  • Page 41

    Vx-8dr o perating m anual 39 t one s earch s canning in operating situations where you don’t know the ctcss or dcs tone being used by another station, you can command the radio to listen to the incoming signal and scan in search of the tone being used. Two things must be remembered in this regard: y...

  • Page 42

    Vx-8dr o perating m anual 40 ctcss/dcs/epcs o peration epcs (e nhanced p aging & c ode s quelch ) the vx-8dr includes an enhanced ctcss tone encoder/decoder and a dedicated micro- processor providing paging and selective calling features. This allows you to place a call to a specific station (paging...

  • Page 43

    Vx-8dr o perating m anual 41 ctcss/dcs/epcs o peration a ctivating the e nhanced p aging & c ode s quelch s ystem 1. Press the key, then press the key. This provides a “short-cut” to set mode item 95: sql type. 2. Rotate the dial knob until “pager” appears on the dis- play; this activates the enhanc...

  • Page 44

    Vx-8dr o perating m anual 42 ctcss/dcs/epcs b ell o peration during ctcss decode, dcs, or epcs operation, you may set up the vx-8dr so that a ringing “bell” sound alerts you that a call is coming in. Here is the procedure for activating the ctcss/dcs/epcs bell: 1. Set the operating frequency to the ...

  • Page 45

    Vx-8dr o perating m anual 43 ctcss/dcs/epcs o peration p rogramming the u ser m elody three user beep memories are provided, allowing you to create unique original beep tone melodies. Each user beep memory can store up to 64 steps with three octaves (“c1” through “b3”). 1. Press and hold the key for...

  • Page 46

    Vx-8dr o perating m anual 44 12. When you wish to add a beep tone into the beep melody strings, move the cursor to the place where you wish to en- ter the beep tone using the / key, then press the key repeatedly until the “select” notation in the “op- eration mode” slot turns into “insert”. Now, pre...

  • Page 47

    Vx-8dr o perating m anual 45 t one c alling (1750 h z ) if the repeaters in your country require a 1750-hz burst tone for access (typically in eu- rope), you can set the key to serve as a “tone call” switch instead. To change the configuration of this switch, we again use the menu to help us. 1. Pre...

  • Page 48

    Vx-8dr o perating m anual 46 m emory m ode the vx-8dr provides a wide variety of memory system resources. These include: “regular” memory channels, which include: 900 “standard” memory channels, numbered “1” through “900.” 99 “frequency skip memories,” numbered “901” through “999.” 11 “home” channel...

  • Page 49

    Vx-8dr o perating m anual 47 m emory m ode (r egular m emory c hannel o peration ) m emory s torage 1. Select the desired frequency, while operating in the vfo mode. Be sure to set up any desired ctcss or dcs tones, as well as any desired repeater offset. The power level may also be set at this time...

  • Page 50

    Vx-8dr o perating m anual 48 m emory m ode (r egular m emory c hannel o peration ) m emory s torage s toring i ndependent t ransmit f requencies (“o dd s plits ”) all memories can store an independent transmit frequency, for operation on repeaters with non-standard shift. To do this: 1. Store the re...

  • Page 51

    Vx-8dr o perating m anual 49 a special one-touch “home” channel is available for each operating band, to allow quick recall of a favorite operating frequency on each band. H ome c hannel r ecall 1. Press the key, then press the key to recall the home channel on the band group where you are currently...

  • Page 52

    Vx-8dr o perating m anual 50 l abeling m emories you may wish to append an alpha-numeric “tag” (label) to a memory or memories, to aid in recollection of the channel’s use (such as a club name, etc.). This is easily accomplished using the set mode. 1. Recall the memory channel on which you wish to a...

  • Page 53

    Vx-8dr o perating m anual 51 m emory o ffset t uning once you have recalled a particular memory channel, you may easily tune off that chan- nel, as though you were in the “vfo” mode. 1. With the vx-8dr in the memory recall (“mr”) mode, select the desired memory channel. 2. Now press the key, then pr...

  • Page 54

    Vx-8dr o perating m anual 52 m emory m ode (r egular m emory c hannel o peration ) m asking m emories there may be situations where you want to “mask” memories so they are not visible during memory selection or scanning. For example, several memories used only in a city you visit infrequently may be...

  • Page 55

    Vx-8dr o perating m anual 53 m emory b ank o peration the large number of memories available in the vx-8dr could be difficult to utilize with- out some means of organizing them. Fortunately, the vx-8dr includes provision for dividing the memories into as many as 24 memory banks, so you can categoriz...

  • Page 56

    Vx-8dr o perating m anual 54 m emory m ode (r egular m emory c hannel o peration ) 5. To change to another memory bank, press the key, then press the key. Now rotate the dial knob to select the new memory bank, then press the key again. 6. To exit from memory bank operation, just press the key. The ...

  • Page 57

    Vx-8dr o perating m anual 55 10. If you make a mistake, press the key to backspace the cursor, then re-enter the correct letter, number, or symbol. 11. When you have completed the changes of the label, press the ptt switch to save the label and exit. M oving m emory d ata to the vfo data stored on m...

  • Page 58

    Vx-8dr o perating m anual 56 m emory m ode (s pecial m emory c hannel o peration ) the vx-8dr provides special memory channels, which are made up of: 10 weather broadcast channels. 57 vhf marine channels 89 popular short-wave broadcast station memory channels. 1) the special memory channels are only...

  • Page 59

    Vx-8dr o perating m anual 57 vhf m arine m emory c hannels the vhf marine channel bank has been pre-programmed at the factory, for quick selec- tion. 1. Press the key briefly to set the “a-band” to the “operating” band. 2. Press the key, then press the key, to recall the spe- cial memory menu. 3. Pr...

  • Page 60

    Vx-8dr o perating m anual 58 s hort - wave b roadcast s tation m emory c hannels the short-wave broadcast station memory channel bank has been pre-programmed at the factory, for quick selection of short-wave broadcast stations. 1. Press the key briefly to set the “a-band” to the “operating” band. 2....

  • Page 61

    Vx-8dr o perating m anual 59 n ote.

  • Page 62

    Vx-8dr o perating m anual 60 g eneral the vx-8dr allows you to scan just the memory channels, the entire operating band, or a portion of that band. It will halt on signals encountered, so you can talk to the station(s) on that frequency, if you like. Scanning operation is basically the same in each ...

  • Page 63

    Vx-8dr o perating m anual 61 s canning to set the scan-restart delay time: 1. Press and hold the key for one second to enter the set mode. 2. Rotate the dial knob to select set mode item 82: scan re-start . 3. Press the key briefly to enable adjustment of this set mode item. 4. Rotate the dial knob ...

  • Page 64

    Vx-8dr o perating m anual 62 vfo s canning this mode allows you to scan on the vfo mode. 1. Select the vfo mode by pressing the key, if necessary. 2. Press and hold in the key, then rotate the dial knob while holding in the key (the current bandwidth for the vfo scanner will appear on the display) t...

  • Page 65

    Vx-8dr o perating m anual 63 s canning h ow to s kip (o mit ) a f requency during vfo s can if the vfo scan stops on a frequency or frequencies that you do not need (such as a spurious radiation from a television), such frequencies can be “skipped” during vfo scan- ning. A special “frequency skip me...

  • Page 66

    Vx-8dr o perating m anual 64 s canning m emory s canning memory scanning is also easy to initiate: 1. Set the radio to the memory recall (“mr”) mode by pressing the key, if neces- sary. 2. Press and hold in the key, then rotate the dial knob while holding in the key (the current memory scan mode wil...

  • Page 67

    Vx-8dr o perating m anual 65 h ow to s kip (o mit ) a c hannel d uring m emory s can as mentioned previously, some continuous-carrier stations like a weather broadcast sta- tion will seriously impede scanner operation if you are using the “carrier drop” scan- resume mode, as the incoming signal will...

  • Page 68

    Vx-8dr o perating m anual 66 p referential m emory s can the vx-8dr also allows you to set up a “preferential scan list” of channels which you can “flag” within the memory system. These channels are designated by a blinking “ ” icon when you have selected them, one by one, for the preferential scan ...

  • Page 69

    Vx-8dr o perating m anual 67 m emory b ank s can when the memory bank feature is engaged, the scanner sweeps only memory channels in the current memory bank. However, if the memory bank link scan feature is enabled, you may sweep the memory channels in several memory banks which you have selected. T...

  • Page 70

    Vx-8dr o perating m anual 68 p rogrammable (b and l imit ) m emory s can (pms) this feature allows you to set sub-band limits for either scanning or manual vfo opera- tion. For example, you might wish to set up a limit (in north america) of 144.300 mhz to 148.000 mhz to prevent encroachment into the...

  • Page 71

    Vx-8dr o perating m anual 69 “p riority c hannel ” s canning (d ual w atch ) the vx-8dr’s scanning features include a two-channel scanning capability which al- lows you to operate on a vfo or memory channel, while periodically checking a user- defined memory channel for activity. If a station is rec...

  • Page 72

    Vx-8dr o perating m anual 70 p riority r evert m ode during priority channel operation (dual watch), a special feature is available which will allow you to move to the priority channel instantly, without waiting for activity to appear on the priority channel. When this feature is enabled, and priori...

  • Page 73

    Vx-8dr o perating m anual 71 a utomatic l amp i llumination on s can s top the vx-8dr will automatically illuminate the lcd lamp whenever the scanner stops on a signal; this allows you to see the frequency of the incoming signal better at night. Note that this will, of course, increase battery consu...

  • Page 74

    Vx-8dr o perating m anual 72 installation of the optional bu-1 bluetooth ® adapter unit will enable, the vx-8dr to send/receive voice messages with the optional bh-1a or bh-2a bluetooth ® headset via wireless links. P airing when using the bluetooth ® headset for the first time, the bluetooth ® head...

  • Page 75

    Vx-8dr o perating m anual 73 bluetooth ® o peration a ctivation 1. Press and hold the key for one second to enter the set mode. 2. Rotate the dial knob to select set mode item 17: bluetooth set . 3. Press the key briefly to enable selection of this set mode item. 4. Rotate the dial knob to select th...

  • Page 76

    Vx-8dr o perating m anual 74 press the key, then rotate the dial knob to select the “powr” parameter to “off”. 8. Press the ptt switch of the vx-8dr to save the new set- ting and return to normal operation. O peration 1. When the bh-1a (or bh-2a) is correctly recognized by the vx-8dr, “ ” icon will ...

  • Page 77

    Vx-8dr o perating m anual 75 n ote.

  • Page 78

    Vx-8dr o perating m anual 76 the vx-8dr allows the display of your position (longitude/latitude) when using the optional fgps-2 gps antenna unit. 1. Make sure that the transceiver is off. 2. Connect the optional fgps-2 gps antenna unit to the mic/sp jack of the trans- ceiver via the optional mh-74 a...

  • Page 79

    Vx-8dr o perating m anual 77 gps o peration fgps-2 gps antenna unit installation using the mh-74 a7a waterproof speaker/microphone 1. Remove the small screw affixing the dummy cap, then remove the dummy cap from the mh-74 a7a . 2. Install the fgps-2 to the mh-74 a7a as shown in illustration, then af...

  • Page 80

    Vx-8dr o perating m anual 78 you may customize the time zone (time offset), display unit of the gps screen, and gps datum for your own operating requirements via the aprs/gps set mode. S etting the t ime z one (t ime o ffset ) sets the time offset between your local time and utc (universal time coor...

  • Page 81

    Vx-8dr o perating m anual 79 s electing the d isplay u nits of the gps s creen 1. Press the key until the gps screen appears. 2. Press and hold the key for one second to enter the aprs/ gps set mode. 3. Rotate the dial knob to select set mode item 18: gps unit . 4. Press the key briefly to enable ad...

  • Page 82

    Vx-8dr o perating m anual 80 the vx-8dr is equipped with a 1200/9600bps ax.25 data modem to enable aprs ® (automatic packet reporting system) operation. The automatic packet reporting sys- tem (aprs ® ) is a software program and registered trademark of bob bruninga, wb4apr. P reparations before perf...

  • Page 83

    Vx-8dr o perating m anual 81 preset icons. To choose another icon, press the key, then rotate the dial knob to select the desired symbol after having selected the preset icon. When you have com- pleted selecting the icon, press the key again. You may choose 1 of 46 different symbols. 14. Press the k...

  • Page 84

    Vx-8dr o perating m anual 82 knob to select the desired numbers in each col- umn. Repeat for each column to complete your latitude entry. 4) move the cursor to “lat” using the / key and then rotate the dial knob one click clockwise to select “lon”. Enter your longitude using the same proce- dure as ...

  • Page 85

    Vx-8dr o perating m anual 83 r eceiving an aprs b eacon 1. Set the “b-band” to the aprs frequency. 144.390 mhz is generally used in north america. If you don’t know the aprs frequency of your country, ask your dealer. The ax.25 modem cannot be activated in the “a-band”. 2. Disable the receiver batte...

  • Page 86

    Vx-8dr o perating m anual 84 deleting a received beacon from the “station list” 1. Press the key several times until the station list screen appears on the display. 2. Rotate the dial knob (or press the / keys) to select the beacon station to be deleted. 3. Press the key. The confirmation message (d...

  • Page 87: Vx-8Dr O

    Vx-8dr o perating m anual 85 t ransmit an aprs b eacon to transmit your aprs beacon, just press the key. The vx-8dr allows you to transmit your aprs beacon automatically and repeatedly via the aprs/gps set mode. 1. Press the key several times until the station list screen appears on the display. 2. ...

  • Page 88: Vx-8Dr O

    Vx-8dr o perating m anual 86 you may store five status text messages (up to the 60 characters for each memory), and you may transmit one of these status text messages with the aprs beacon. 1. Press the key several times until the station list screen appears on the display. 2. Press and hold the key ...

  • Page 89

    Vx-8dr o perating m anual 87 t ransmit an aprs b eacon d igipeater p ath s etting the vx-8dr allows you to set up to eight digipeaters for the aprs packet path. The vx-8dr is preset to “wide1-1” and “wide1-1, wide2-1” digi-path to insure that your transmitted aprs beacon is repeated by the new-n par...

  • Page 90

    Vx-8dr o perating m anual 88 r eceiving an aprs m essage 1. Set the “b-band” to the aprs frequency. 144.390 mhz is generally used in north america. If you don’t know the aprs frequency for your country, ask your dealer. The ax.25 modem is not activated in the “a-band”. 2. Disable the receiver batter...

  • Page 91

    Vx-8dr o perating m anual 89 m essage g roup s etting the message group option allows you to choose to receive only specific types of message information. 1. Press the key several times until the aprs message screen appears on the display. 2. Press and hold the key for one second to enter the aprs/ ...

  • Page 92

    Vx-8dr o perating m anual 90 aprs ® o peration t ransmit an aprs m essage 1. Press the key several times until the aprs message screen appears on the display. 2. Press the key to enter the “edit” mode. 3. Any previously stored message may be cleared using the following procedures. 1) press the key 2...

  • Page 93

    Vx-8dr o perating m anual 91 aprs ® o peration t ransmit an aprs m essage the display, instead of the remain- ing number of transmissions. You may select the num- bers and letters for the callsign and message with the key buttons ( through , and ) in the same way as labeling memories. S tore the f i...

  • Page 94

    Vx-8dr o perating m anual 92 the arts tm feature uses dcs signaling to inform both parties when you and another arts tm -equipped station are within communications range. This may be particularly useful during search-and rescue situations, where it is important to stay in contact with other members ...

  • Page 95

    Vx-8dr o perating m anual 93 b asic arts tm s etup and o peration 1. Set your radio and the other radio(s) to the same dcs code number, per the discussion on page 36. 2. Press the key, then press the key. You will observe the “out range” display on the lcd below the operating frequency. Arts tm oper...

  • Page 96

    Vx-8dr o perating m anual 94 arts tm a lert b eep o ptions the arts tm feature allows two kinds of alert beeps (with the additional option of turning them off), to alert you to the current status of arts tm operation. Depending on your location and the potential annoyance associated with frequent be...

  • Page 97

    Vx-8dr o perating m anual 95 cw i dentifier s etup the arts tm feature includes a cw identifier, as discussed previously. Every ten minutes during arts tm operation, the radio can be instructed to send “de (your callsign) k” if this feature is enabled. The callsign field may contain up to 16 charact...

  • Page 98

    Vx-8dr o perating m anual 96 the spectrum analyzer allows viewing operating activity on channels above or below the current operating channel in the vfo mode. The display indicates the relative signal strength on channels immediately adjacent to the current operating frequency. The spectrum analyzer...

  • Page 99

    Vx-8dr o perating m anual 97 n ote.

  • Page 100

    Vx-8dr o perating m anual 98 c hannel c ounter o peration the channel counter allows measuring of the frequency of a nearby transmitter, without knowing that frequency in advance. The frequency can be measured by bringing the vx- 8dr close to the transceiver which is transmitting. The vx-8dr perform...

  • Page 101

    Vx-8dr o perating m anual 99 s etting the c hannel c ounter s weep w idth you may change the bandwidth of the channel counter. Available selections are ±5, ±10, ±50, and ±100 mhz (default: ±5 mhz). Here is the procedure for setting the channel counter bandwidth: 1. Press and hold the key for one sec...

  • Page 102

    Vx-8dr o perating m anual 100 the smart search feature allows you to load frequencies automatically according to where activity is encountered by your radio. When smart search is engaged, the transceiver will search above and below your current frequency, storing active frequencies as it goes (with-...

  • Page 103

    Vx-8dr o perating m anual 101 6. To recall the smart search memories, rotate the dial to choose from among the smart search memories. 7. To return to normal operation, press the key. Smart search is a great tool when visiting a city for the first time. You don’t need to spend hours looking up repeat...

  • Page 104

    Vx-8dr o perating m anual 102 g eneral the vx-8dr provides a message feature, which sends a message (up to 16 characters) instead of sending a voice. 20 different messages can be programmed, any one of them can be selected and transmitted with your id. Note the message feature requires that all memb...

  • Page 105

    Vx-8dr o perating m anual 103 9. Repeat steps 7 and 8 above to complete the message (up to 16 characters). If you make a mistake, press the key to move back to the incorrect character, then re-enter the cor- rect character. 10. Press and hold in the key for one second to delete all data after the cu...

  • Page 106

    Vx-8dr o perating m anual 104 character of the message you wish to store. Example 1: rotate the dial knob to select any of the 61 available characters. Example 2: press the key repeatedly to toggle among the nine available characters associated with that key: p q r s p q r s 7 p ..... 8. Press the k...

  • Page 107

    Vx-8dr o perating m anual 105 s ending a m essage the registered message can be sent to the members who are receiving on the coordination frequency. When a message is sent, the transmitter’s id will be sent also, and the receiver can identify who sent the message. The “personal id” setting (describe...

  • Page 108

    Vx-8dr o perating m anual 106 m essage f eature r eceiving a m essage 1. Set the radio to the coordination frequency. 2. Press the key, then press the key. This provides a “short-cut” to set mode item 95: sql type. 3. Rotate the dial knob until “message” appears on the display; this activates the me...

  • Page 109

    Vx-8dr o perating m anual 107 e mergency c hannel o peration the vx-8dr includes an “emergency” feature, which may be useful if you have some- one monitoring on the same frequency as your transceiver’s uhf “home” channel. See page 49 for details on setting the home channel. The “emergency” feature i...

  • Page 110

    Vx-8dr o perating m anual 108 e mergency f eature e mergency a utomatic id (eai) f eature the emergency automatic id (eai) feature can be used to aid in searching for persons who are incapacitated in disasters like earthquakes, especially search-and-rescue person- nel who may have become injured in ...

  • Page 111

    Vx-8dr o perating m anual 109 s electing the eai mode and its t ransmit t ime 1. Press and hold the key for one second to enter the set mode. 2. Rotate the dial knob to select set mode item 33: eai time. 3. Press the key briefly to enable adjustment of this set mode item. 4. Rotate the dial knob to ...

  • Page 112

    Vx-8dr o perating m anual 110 t o l ocate an u nresponsive o perator u sing the eai feature 1. Recall the memory channel “eai” (must be the same as the searched person’s radio), which is found in the next to the last “regular” memory channel. 2. Set the ctcss tone pair to the same ctcss tone pair st...

  • Page 113

    Vx-8dr o perating m anual 111 g eneral the vx-8dr can be used to access a “node” (repeater or base station) which is tied into the vertex standard wires™ (wide-coverage internet repeater enhancement system) network, operating in the “srg” (sister radio group) mode. Details may be found at the wires-...

  • Page 114

    Vx-8dr o perating m anual 112 frg (“f riendly r adio g roup ”) m ode you may access other internet link systems (including wires ™ in the frg mode) that use a dtmf string for access. P rogramming the frg code load the dtmf tones which you wish to use for internet-link access into an internet memory ...

  • Page 115

    Vx-8dr o perating m anual 113 16. When you have stored an access code that is less than 8 digits, press the key twice to confirm the code and enable storing the access code; otherwise, just enter the 8 digits and press the key one time. 17. Repeat steps 4 through 16 to store other access codes, if s...

  • Page 116

    Vx-8dr o perating m anual 114 the vx-8dr’s keypad allows easy dtmf dialing for autopatch, repeater control, or internet-link access purposes. Besides numerical digits [0] through [9], the keypad in- cludes the [ ] and [#] digits, plus the [a], [b], [c], and [d] tones often used for repeater control....

  • Page 117

    Vx-8dr o perating m anual 115 you may check your work by monitoring the entered dtmf string. To do this, repeat steps 1 - 4 above, then press the key. To send a telephone number: 1. Press the key, then press the key. This provides a “short-cut” to set mode item 29: dtmf manual/auto. 2. Rotate the di...

  • Page 118

    Vx-8dr o perating m anual 116 the vx-8dr provides a cw learning feature, which sends the designated morse code via the sidetone (heard in the speaker) to help your cw learning. 1. Press and hold the key for one second to enter the set mode. 2. Rotate the dial knob to select set mode item 22: cw lear...

  • Page 119

    Vx-8dr o perating m anual 117 the “cpm” selection is based on the international “paris” standard, which stipulates five characters per word. Cw l earning f eature.

  • Page 120

    Vx-8dr o perating m anual 118 the vx-8dr provides another cw learning feature; call it a cw training feature, which sends random morse code via the sidetone (heard in the speaker), so you can improve your cw proficiency. 1. Press and hold the key for one second to enter the set mode. 2. Rotate the d...

  • Page 121

    Vx-8dr o perating m anual 119 s ensor m ode the vx-8dr always displays the “battery voltage” and “current time” while the vx- 8dr is operating in the “mono” band mode with the large characters, the vx-8dr can display various information provided by internal sensors. Avail- able selections are “batte...

  • Page 122

    Vx-8dr o perating m anual 120 s ensor m ode s ensor m ode o ptions c lock s et the vx-8dr has a 24-hour clock with a calendar which covers all dates from january 1, 2000 through december 31, 2099 (accuracy: ±30 sec/month). To set the clock: 1. Press and hold the key for one second to enter the set m...

  • Page 123

    Vx-8dr o perating m anual 121 s ensor m ode s electing the m easurement u nits of the s ensor u nit 1. Press and hold the key for one second to enter the set mode. 2. Rotate the dial knob to select set mode item 104: unit select . 3. Press the key briefly to enable adjustment of this set mode item. ...

  • Page 124

    Vx-8dr o perating m anual 122 m iscellaneous s etting p assword the vx-8dr provides a password feature which can minimize the chance that your trans- ceiver could be used by an unauthorized party. When the password feature is activated, the radio will ask for the four digit password to be entered wh...

  • Page 125

    Vx-8dr o perating m anual 123 p rogramming the k ey the internet key is the factory default (“primary” press key) function of the key. However, you may change the “primary” (press key) function of the key to another function via the menu mode. 1. Press and hold the key for one second to enter the se...

  • Page 126

    Vx-8dr o perating m anual 124 att (f ront e nd a ttenuator ) the attenuator will reduce all signals (and noise) by 10 db, and it may be used to make reception more pleasant under extremely noisy conditions. 1. Set a band (“a-band” or “b-band”) on which you wish to activate the “attenuator” to the “o...

  • Page 127

    Vx-8dr o perating m anual 125 r eceive b attery s aver s etup an important feature of the vx-8dr is its receive battery saver, which “puts the radio to sleep” for a time interval, periodically “waking it up” to check for activity. If somebody is talking on the channel, the vx-8dr will remain in the ...

  • Page 128

    Vx-8dr o perating m anual 126 d isabling the busy i ndicator further battery conservation may be accomplished by disabling the busy indicator (the green led inside the and key) while receiving a signal. Use the following procedure: 1. Press and hold the key for one second to enter the set mode. 2. R...

  • Page 129

    Vx-8dr o perating m anual 127 t ransmitter t ime -o ut t imer (tot) the tot feature provides a safety switch which limits transmission to a pre-programmed value. This will promote battery conservation by not allowing you to make excessively long transmissions, and in the event of a stuck ptt switch ...

  • Page 130

    Vx-8dr o perating m anual 128 on/off p reset t imer the vx-8dr includes the capability to turn itself on/off at preset time. If you use these features, you must first set the vx-8dr’s clock, as described previously (page 120). On t imer 1. Press and hold the key for one second to enter the set mode....

  • Page 131

    Vx-8dr o perating m anual 129 b usy c hannel l ock -o ut (bclo) the bclo feature prevents the radio’s transmitter from being activated if a signal strong enough to break through the “noise” squelch is present. On a frequency where stations using different ctcss or dcs codes may be active, bclo preve...

  • Page 132

    Vx-8dr o perating m anual 130 c hanging the m icrophone g ain at the factory, a microphone gain has been programmed that should be satisfactory for the internal microphone. If you use the radio under the noisy environment, you may wish to set a different microphone gain level. 1. Press and hold the ...

  • Page 133

    Vx-8dr o perating m anual 131 d isplay c ontrast the lcd’s contrast may be adjusted for best viewing in sunlight or darkness allowing for best readability using the set mode item. 1. Press and hold the key for one second to enter the set mode. 2. Rotate the dial knob to select set mode item 48: lcd ...

  • Page 134

    Vx-8dr o perating m anual 132 m y b ands o peration the “my bands” feature allows you to select several operating bands, and make only those bands available for selection via the key. For example, if you do not need the reception of the sw and air bands, you may skip (omit) these bands from the band...

  • Page 135

    Vx-8dr o perating m anual 133 c hanging the s tatus of the k ey by factory default, the key keeps the status while pressing and holding the key down. You may change the status of the key to keep the status for approximately three seconds after pressing the key, after which time it reverts back to it...

  • Page 136

    Vx-8dr o perating m anual 134 r eset p rocedures in some instances of erratic or unpredictable operation, the cause may be corruption of data in the microprocessor (due to static electricity, etc.). If this happens, resetting of the microprocessor may restore normal operation. Note that all memories...

  • Page 137

    Vx-8dr o perating m anual 135 the vx-8dr includes a convenient “clone” feature, which allows the memory and con- figuration data from one transceiver to be transferred to another vx-8dr. This can be particularly useful when configuring a number of transceivers for a public service opera- tion. Here ...

  • Page 138

    Vx-8dr o perating m anual 136 g eneral the vx-8dr set mode, already described in parts of many previous chapters, is easy to activate and set. It may be used for configuration of a wide variety of transceiver param- eters, some of which have not been detailed previously. Use the following procedure ...

  • Page 139

    Vx-8dr o perating m anual 137 s et m ode c hanging the s et m ode c ursor the vx-8dr has nine types of cursor symbol formats for the set mode operation. You may change the default setting to any of the available symbols. 1. Press and hold the key for one second to enter the set mode. 2. Rotate the d...

  • Page 140

    Vx-8dr o perating m anual 138 1: antenna am 2: antenna fm 3: antenna att 4: apo 5: arts beep 6: arts interval 7: bank link 8: bank name 9: bclo 10: beep edge 11: beep level 12: beep melody 13: beep select 14: bell ringer 15: bell select 16: bluetooth p-code 17: bluetooth set 18: busy led 19: ch coun...

  • Page 141

    Vx-8dr o perating m anual 139 s et m ode 55: memory skip 56: memory write 57: message list 58: message register 59: message select 60: mic gain 61: moni/t-call 62: mute 63: off timer 64: on timer 65: opening message 66: pager ans-back 67: pager code-rx 68: pager code-tx 69: password 70: pr frequency...

  • Page 142

    Vx-8dr o perating m anual 140 s et m ode r epeater s etting enables/disables the automatic repeater shift function. Sets the repeater shift direction. Sets the magnitude of the repeater shift. Ctcss/dcs/epcs s etting selects the number of bell ringer repetitions. Enables/disables the bell ringer fun...

  • Page 143

    Vx-8dr o perating m anual 141 s et m ode dtmf s etting selects the dtmf autodialer delay time. Enables/disables the dtmf autodial feature. Programming the dtmf autodialer. Selects the dtmf autodialer sending speed. S witch /k nob s etting set the duration that a secondary function of the [f/w] key (...

  • Page 144

    Vx-8dr o perating m anual 142 s et m ode i tem 1: antenna am function: select the antenna to be used for the am broadcast listening. Available values: bar & ext / bar antenna default: bar & ext bar & ext: use both the internal bar antenna and the rubber flex antenna. Bar antenna: use the internal ba...

  • Page 145

    Vx-8dr o perating m anual 143 s et m ode i tem 6: arts interval function: select the polling interval during arts operation. Available values: 15sec / 25sec default: 25sec this setting determines how often the other station will be polled during arts operation. S et m ode i tem 7: bank link function...

  • Page 146

    Vx-8dr o perating m anual 144 s et m ode s et m ode i tem 14: bell ringer function: selects the number of bell ringer repetitions. Available values: 1time ~ 20times / continuous default: 1time s et m ode i tem 15: bell select function: enables/disables the bell ringer function and its sound selectio...

  • Page 147

    Vx-8dr o perating m anual 145 s et m ode save: off: disable the battery save function of the bh-1a/bh-2a bluetooth ® headset. Powr: on: enable the bu-1 bluetooth ® unit. Powr: off: disable the bu-1 bluetooth ® unit. S et m ode i tem 18: busy led function: enables/disables the busy led while the sque...

  • Page 148

    Vx-8dr o perating m anual 146 s et m ode s et m ode i tem 26: dcs code function: setting of the dcs code. Available values: 104 standard dcs codes. Default: dcs 023 s et m ode i tem 27: dcs inversion function: enables/disables the “inverted” dcs tone. Available values: rx-normal, tx-nor- mal / rx-in...

  • Page 149

    Vx-8dr o perating m anual 147 s et m ode s et m ode i tem 32: eai function: enables/disables the emergency automatic id (eai) feature. Available values: on / off default: off s et m ode i tem 33: eai time function: sets the emergency automatic id (eai) operating mode and its transmit time. Available...

  • Page 150

    Vx-8dr o perating m anual 148 s et m ode 3. Rotate the dial knob, or press one of the keyboard keys, to select the first letter/ number of the message. Example 1: rotate the dial knob to select any of the 39 available characters. Example 2: press the key repeatedly to toggle among the seven availabl...

  • Page 151

    Vx-8dr o perating m anual 149 s et m ode s et m ode i tem 39: home/reverse function: selects the function of the key. Available values: home / rev default: rev home: pressing the key instantly recalls a favorite “home” channel. Rev: pressing the key reverses transmit and receive frequencies during r...

  • Page 152

    Vx-8dr o perating m anual 150 s et m ode s et m ode i tem 44: internet mode function: selects the operating mode of the internet connection feature (wires tm ). Available values: frg / srg default: srg s et m ode i tem 45: internet select function: programming of the access number (dtmf code) for th...

  • Page 153

    Vx-8dr o perating m anual 151 s et m ode s et m ode i tem 51: lock function: selects the combination of key buttons that are locked out by the lock func- tion. Available values: key / dial / key&dial / ptt / key&ptt / dial&ptt / all default: key&dial s et m ode i tem 52: memory fast step function: s...

  • Page 154

    Vx-8dr o perating m anual 152 s et m ode i tem 58: message register function: selects your personal id for the message feature. See page 104 for details. S et m ode i tem 59: message select function: programming a message for the message feature. See page 102 for details. S et m ode i tem 60: mic ga...

  • Page 155

    Vx-8dr o perating m anual 153 s et m ode i tem 65: opening message function: selects the opening message that appears when the radio is powered on. Available values: normal / off / dc / message default: normal normal: appears the vertex standard logo. Off: no opening message. Dc: appears the vertex ...

  • Page 156

    Vx-8dr o perating m anual 154 s et m ode i tem 69: password function: programming and activating the password feature. See page 122 for details. S et m ode i tem 70: pr frequency function: program the ctcss tone frequency for the user programmed reverse ctcss decoder. Available values: 300 hz ~ 3000...

  • Page 157

    Vx-8dr o perating m anual 155 s et m ode i tem 77: rx af dual function: select the resume mode of the af-dual operation. Available values: trx 1sec ~ trx 10sec / hold / tx 1sec ~ tx 10sec default: trx 2sec s et m ode i tem 78: rx mode function: sets the receiving mode. Available values: auto / nfm /...

  • Page 158

    Vx-8dr o perating m anual 156 s et m ode i tem 83: scan resume function: selects the scan resume mode. Available values: 2.0sec ~ 10.0sec (0.5sec/step) /busy / hold default: 5.0sec 2.0sec - 10.0sec: the scanner will halt on a signal it encounters, and will hold there for the selected resume time. If...

  • Page 159

    Vx-8dr o perating m anual 157 s et m ode i tem 88: smart search function: selects the smart search sweep mode. Available values: single / continuous default: single single: the transceiver sweeps the current band once in each direction starting on the current frequency. All channels where activity i...

  • Page 160

    Vx-8dr o perating m anual 158 s et m ode i tem 92: sql level function: sets the squelch threshold level. Available values: level 0 ~ level 15 (am and narrow fm), level 0 ~ level 15 (wide fm and am broadcast) default: level 1 (am and narrow fm), level 2 (wide fm and am broadcast) s et m ode i tem 93:...

  • Page 161

    Vx-8dr o perating m anual 159 s et m ode i tem 95: sql type function: selects the tone encoder and/or decoder mode. Available values: off / tone / tone sql / dcs / rev tone / pr freq / pager / message default: off tone: activates the ctcss encoder tone sql: activates the ctcss encoder/decoder dcs: a...

  • Page 162

    Vx-8dr o perating m anual 160 s et m ode i tem 99: tone frequency function: setting of the ctcss tone frequency available values: 50 standard ctcss tones default: 100.0 hz s et m ode i tem 100: tone-srch mute function: enables/disables the receiver audio output while the tone search scanner is activ...

  • Page 163

    Vx-8dr o perating m anual 161 s et m ode i tem 106: vfo skip function: set the my band. Available values: on/off default: off the “my band” feature allows you to select several operating bands, and make only those bands available for selection via the key. On: only the bands that are turned on will ...

  • Page 164

    Vx-8dr o perating m anual 162 aprs/gps s et m ode s et m ode i tem f unction a vailable v alues (d efalt : b old i talic ) 1: aprs af dual 2: aprs destination 3: aprs filter 4: aprs modem 5: aprs msg flash 6: aprs msg txt 7: aprs mute 8: aprs ringer msg 9: aprs ringer bcon 10: aprs unit 11: aprs tx ...

  • Page 165

    Vx-8dr o perating m anual 163 aprs/gps s et m ode d etails aprs/gps set mode item 1: aprs af dual function: enables/disables the af dual function when the aprs signal is received. Available values: on/off default: off aprs/gps set mode item 2: aprs destination function: indicates the model code of t...

  • Page 166

    Vx-8dr o perating m anual 164 aprs/gps set mode item 9: aprs ringer bcon function: enables/disables the alert ringer when the aprs beacon is received. Available values: on/off default: on aprs/gps set mode item 10: aprs unit function: selects the unit for the aprs beacon information. Available value...

  • Page 167

    Vx-8dr o perating m anual 165 aprs/gps set mode item 15: digi path function: sets the aprs packet path you wish to path through. Available values: p1 ~ p8 default: p1: off, p2: wide1-1, p3: wide1-1/wide2 -1, p4 ~ p8: non aprs/gps set mode item 16: gps datum function: select the gps datum. Available ...

  • Page 168

    Vx-8dr o perating m anual 166 aprs/gps set mode item 20: my callsign function: program your callsign. See page 80 for details. Aprs/gps set mode item 21: my position function: determine and memorize your location (lat/lon). Available values: gps/lat/lon/p1 ~ p10 default: gps gps: your location is de...

  • Page 169

    Vx-8dr o perating m anual 167 aprs/gps set mode item 24: smartbeaconing function: selects the various parameter of the smartbeaconing tm . The vx-8dr trans- mits the aprs beacon automatically when each parameter value exceed the set point. Available values: off, type1, type2, or type3 low speed: 2 ~...

  • Page 170

    Vx-8dr o perating m anual 168 g eneral frequency ranges: a (main) band rx: 0.5-1.8 mhz (am radio) 1.8-30 mhz (sw band) 30-76 mhz (50 mhz ham) 76-108 mhz (fm radio) 108-137 mhz (air band) 137-174 mhz (144 mhz ham) 174-222 mhz (vhf-tv) 222-420 mhz (general 1) 420-470 mhz (430 mhz ham) 470-774 mhz (uhf...

  • Page 171

    Vx-8dr o perating m anual 169 s pecifications t ransmitter rf power output: 50/144/430 mhz 1.0 w (@4.5 v: aa x 3) 5.0 w (@7.4 v or ext dc) 50 mhz am 1.0 w (fixed) 222 mhz (usa only) 0.5 w (@4.5 v: aa x 3) 1.5 w (@7.4 v or ext dc) l3: 2.5 w, l2: 1 w, l1: 0.05 w (@7.4 v, 50/144/430 mhz) l3: 1 w, l2: 0...

  • Page 172

    Vx-8dr o perating m anual 170 i nstallation of the bu-1 (o ption ) figure 2 connector board bu-1 figure 1 1. Make sure that the transceiver is off. Remove the hard or soft case, if used. 2. Remove the battery pack. 3. Locate the connector for the bu-1 under the caution seal in the battery compartmen...

  • Page 173

    Vx-8dr o perating m anual 171 n ote.

  • Page 174

    Vx-8dr o perating m anual 172 n ote.

  • Page 175

    1. Changes or modifications to this device not expressly approved by vertex standard could void the user’s authorization to operate this device. 2. This device complies with part 15 of the fcc rules. Operation is subject to the following two conditions; (1) this device may not cause harmful interfer...

  • Page 176

    Printed in japan copyright 2009 vertex standard co., ltd. All rights reserved. No portion of this manual may be reproduced without the permission of vertex standard co., ltd. 0912-0m e h 0 2 9 m 1 5 0