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Icom IC-A24 Instruction Manual

Manual is about: VHF AIR BAND TRANSCEIVER

Summary of IC-A24

  • Page 1

    Instruction manual ia6 ia24 vhf air band transceiver this device complies with part 15 of the fcc rules. Operation is subject to the condition that this device does not cause harmful inter- ference. Ic-a24 ic-a6 ic-a24_a6-5.Qxd 2007.04.23 4:31 pm page i.

  • Page 2

    I safety training information your icom radio generates rf electromagnetic energy during transmit mode. This radio is designed for and classified as “occupational use only”, meaning it must be used only dur- ing the course of employment by individuals aware of the haz- ards, and the ways to minimize...

  • Page 3

    Ii foreword thank you for purchasing this icom product. The ic-a24/a6 vhf air band transceiver is designed and built with icom’s state of the art technology and craftsmanship. With proper care this product should provide you with years of trouble-free operation. Important read all instructions caref...

  • Page 4

    Iii precaution r warning! Never hold the transceiver so that the antenna is very close to, or touching exposed parts of the body, especially the face or eyes, while transmitting. The transceiver will perform best if the microphone is 5 to 10 cm (2 31 ⁄ 32 to 3 15 ⁄ 16 inch) away from the lips and th...

  • Page 5

    Iv safety training information ............................................... I foreword ................................................................................... Ii important .................................................................................... Ii explicit definitions .......

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    1 1 panel description ■ panel description e r t u y i o microphone speaker !6 !5 !7 q w !1 !0 !2 !3 !4 wx-alert ic-a24 !7 wx-alert !7 ic-a6 ic-a24_a6-5.Qxd 2007.04.23 4:31 pm page 2.

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    2 1 q backlight switch [light] turns the backlight for display and keypad on or off. W ptt switch [ptt] (p. 9) push and hold to transmit; release to receive. • “ ” appears on the function display while transmitting. E volume [vol] (p. 9) adjusts the audio level. R tuning dial [dial] (pgs. 8–12) ➥ ro...

  • Page 8

    3 1 panel description !1 clear key [clr• del ] (pgs. 8–17) ➥ push to turn to the frequency mode, when mem- ory channel, wx channel, 121.5 mhz, squelch level setting or beep tone setting is selected. ➥ push , then push and hold [clr• del ] to delete a recall frequency data. ➥ push to clear the entere...

  • Page 9

    4 1 panel description 1 !7 digit keys ➥ input the specified digit during frequency input, memory channel selection, etc. ➥ in addition, each key has one or more secondary func- tion after pushing as follows: push , then push [0• bank ], and rotate [dial] to select the memory bank number during the m...

  • Page 10

    5 1 panel description ■ function display q function indicator (p. 2) appears when is pushed. W tx indicator (p. 9) appears while transmitting. E rx indicator (p. 9) appears when receiving a signal or when the squelch opens. R duplex indicator (ic-a24 only) (p. 24) ➥ “dup” appears when the duplex fun...

  • Page 11

    6 1 panel description 1 i tag channel indicator (p. 17) “ ” appears when the selected memory channel is set as a tag channel. O memory channel indicator (pgs. 12–15) shows the selected memory channel number. !0 memory bank number indicator (p. 12) shows the selected memory bank number. !1 overflow i...

  • Page 12

    7 d antenna caution: do not transmit without an antenna. Other- wise the transceiver may be damaged. Insert the supplied antenna into the antenna connector and screw down the antenna as shown below. D belt clip conveniently attaches to your belt. Attach the belt clip with the supplied screws as belo...

  • Page 13

    8 3 basic operation ■ setting a frequency ï using keypad q push [pwr] for 2 sec. To turn power on, then push [clr• del ] to select the frequency mode when memory ch number or wx ch number appears on the function dis- play. W push 5 appropriate digit keys to input the frequency. • push [1• dvor ] as ...

  • Page 14

    9 3 basic operation ■ receiving q push [pwr] for 2 sec. To turn the power on. W push [sql• wx-alert ], then rotate [dial] counterclock- wise to select the squelch level 0. E rotate [vol] to adjust the audio level. R push [sql• wx-alert ], then rotate [dial] clockwise until the noise is muted. • “ ” ...

  • Page 15

    10 3 basic operation ■ low battery indicator low battery indicator appears when the battery power has de- creased to a specified level. The attached battery pack requires recharging. ■ recall function the recall function stores the last 10 frequencies used. The function stores frequencies when the f...

  • Page 16

    11 3 basic operation ■ setting weather alert function an noaa broadcast station transmits a weather alert tone be- fore any important weather announcements. When the weather alert function is turned on, the transceiver detects the alert, and sounds a beep tone until the transceiver is op- erated. Th...

  • Page 17

    12 4 memory operation ■ memory channel selection the transceiver has 200 memory channels for storage of often-used frequencies along with 6-character notes. Q push [mr• mw ] to select memory mode. • memory bank number and memory ch number appears. Using [dial]: w push , then push [0• bank ],and rota...

  • Page 18

    13 4 memory operation ■ programming a memory channel the transceiver has 200 (20 ch × 10 bank) memory chan- nels for storage of often-used frequencies. Q push [clr• del ] to select the frequency mode, if neces- sary. W select the desired frequency. • push , then push [ent• wx ] to select a weather c...

  • Page 19

    14 4 memory operation ■ memory names ï programming memory names the memory channel can display a 6-character names in- stead of the programmed frequency. Q rotate [dial] to select the desired frequency in the fre- quency mode. W push , then push [mr• mw ] to program the contents into the selected me...

  • Page 20

    15 4 memory operation push push push push push push push push push push • example: programming 125.000 mhz into memory bank 1/ memory channel 17 with “air-23” as a comment. Note: push , then push [0• bank ], and then rotate [dial] to select the bank number, if desired. Push [clr•del] to exit the ban...

  • Page 21

    16 5 scan operation ■ scan types the u.S.A. Version has 3 scan types to suit your needs. The non-u.S.A. Versions have 2 scan types. ■ com band scan q push [clr•del] to select the frequency mode. W push [sql• wx-alert ], then rotate [dial] to set the squelch level to the point where noise is just mut...

  • Page 22

    17 5 scan operation ■ weather channel scan (u.S.A. Version only) q push , then push [ent• wx ] to select a weather chan- nel. W set squelch to the point where noise is just muted. E push , then push [anl• scan ] to start the scan. • when a signal is received, the scan pauses until it disappears. • t...

  • Page 23

    18 6 vor navigation (ic-a24 only) ■ vor indicators 214 34 from com band (118.00 136.975 mhz) nav band (108.00 117.975 mhz) dvor mode function display of the ic-a24 general vor equipment to-from flag indicator cdi mode course indicator course indicator course deviation needles overflow indicator push...

  • Page 24

    19 6 vor navigation (ic-a24 only) ■ vor functions d to select the cdi mode to show the deviation between your flying course and the de- sired course, push , then push [4• cdi ] to select the cdi mode. D to select the dvor mode when entering the nav band, 108.000–117.975 mhz, the ic-a24 selects the d...

  • Page 25

    20 6 vor navigation (ic-a24 only) ■ flying to a vor station the ic-a24 shows the deviation from a vor station. Q select a vor station on your aeronautical chart and push the keypad or rotate [dial] to set the frequency of the sta- tion. • the course indicator indicates where you are located on a rad...

  • Page 26

    21 6 vor navigation (ic-a24 only) vor station 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 n magnetic north desired course aircraft heading 40 123.65 vortac seattle 116.8 ch 115 sea the aircraft is on course vor ...

  • Page 27

    22 6 vor navigation (ic-a24 only) ■ entering a desired course the ic-a24 shows not only the deviation from the vor sta- tion but the deviation from the desired course. Q push the keypad or rotate [dial] to set the frequency for the desired vor station. • push , then push [2• to ] or [3• from ] to ch...

  • Page 28

    23 6 vor navigation (ic-a24 only) example: entering the desired course bearing 65° to a vor station. Vor station 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 n magnetic north vor station 0 10 20 30 40 50 60 70 80...

  • Page 29

    24 6 vor navigation (ic-a24 only) ■ duplex operation (u.S.A. Version only) the duplex function allows you to call a flight service station while receiving a vor station. The duplex function requires frequency programming for the flight service station in ad- vance. D programming a duplex frequency q...

  • Page 30

    25 7 battery packs ■ battery charging prior to using the transceiver for the first time, the battery pack must be fully charged for optimum life and operation. Caution: to avoid damage to the transceiver, turn the power off while charging. • recommended temperature range for charging: +10°c to +40°c...

  • Page 31

    26 7 battery packs d regular charging q attach the battery pack to the transceiver. W be sure to turn the transceiver power off. E connect the wall charger or optional cable (cp-20) as shown below. R charging the battery pack approx. 8 hours, depending on the remaining power condition. Do not charge...

  • Page 32

    27 7 battery packs ■ optional battery chargers d rapid charging with the bc-119n+ad-101 the optional bc-119n provides rapid charging of battery packs. The following are additionally required. • ad-101 charger adapter. • an ac adapter (may be supplied with bc-119n depending on ver- sions) or the dc p...

  • Page 33

    28 8 cloning cloning allows you to quickly and easily transfer the programmed data from one transceiver to another transceiver, or, data from pc to a transceiver using the optional cs-a24 cloning software. D transceiver to transceiver cloning q connect the opc-474 cloning cable with adapter plugs to...

  • Page 34

    29 9 troubleshooting if your transceiver seems to be malfunctioning, please check the following points before sending it to a service center. Problem possible cause solution ref. No power comes on. • the battery is exhausted. • recharge the battery pack. Pgs. 25–27 • bad connection for the battery p...

  • Page 35

    30 10 specifications d general • frequency coverage (mhz): tx 118.000 to 136.975 rx 108.000 to 136.975* 1 wx 161.650 to 163.275* 2 • mode : 6k00a3e 16k0g3e (161.65 to 163.275 mhz)* 2 • channel spacing : 25 khz • number of memory channels : 200 (20 ch × 10 banks) • power supply requirement : specifie...

  • Page 36

    31 11 options d battery case and packs • bp-208n battery case battery case for 6 × aa (lr6) alkaline cells. • bp-209n ni-cd battery pack 7.2 v/1100 mah ni-cd battery pack. • bp-210n ni-mh battery pack 7.2 v/1650 mah ni-mh battery pack. • bp-211n li-ion battery pack 7.4 v/1800 mah li-ion battery pack...

  • Page 37

    Opera tion guide ia24/a6 n vor na viga tion (p. 20) n vor na viga tion (p. 22) flying to a vor station entering a desired course. Q w e q w push k e ypad or rotate [dial] to set the frequency f or the de - sired v or station. Push , then push [4 cdi ] to select cdi mode . ‘ Ω ’ or ‘ ≈ ’ appears on t...

  • Page 38

    33 12 quick reference transferring memory contents n memor y opera tion (p. 12) q w e push [mr mw ] to enter memor y mode . Select the desired channel to be tr ansf erred. Push , then push [mr mw ]. N memor y opera tion (p. 12) n ta g channels (p. 17) q w push [mr mw ] to select the mem- or y mode ....

  • Page 39

    34 13 optional headset connection d opc-499 ( headset adapter) connection when using a headset (3rd party products) via the opc-499 headset adapter , the transceiver outputs your transmitted voice to the headset for monitoring. See “ ■ side tone function” (p. 11) when setting the side tone level. Pt...

  • Page 40

    1-1-32 kamiminami, hirano-ku, osaka 547-0003, japan printed on recycled paper with soy ink. A-6403d-1ex- t printed in japan © 2004–2007 icom inc. Ic-a24_a6-5.Qxd 2007.04.23 4:32 pm page 36.