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Good Will Instrument GSP-827 Operation Manual

Manual is about: 2.7GHz Spectrum Analyzer

Summary of GSP-827

  • Page 1

    2.7ghz spectrum analyzer model: gsp-827 operation manual gw part no. 82sp-82700ma 99 washington street melrose, ma 02176 fax 781-665-0780 testequipmentdepot.Com.

  • Page 2

    Ec declaration of conformity we good will instrument co., ltd. No. 95-11, pao-chung rd., hsin-tien city, taipei hsien, taiwan good will instrument (suzhou) co., ltd. No. 69, lushan road, suzhou new district jiangsu, china declares that the below mentioned product gsp-827 is herewith confirmed to com...

  • Page 3

    2.7ghz spectrum analyzer operation manual 1 table of contents pages 1.0 general description and features ........................................................................................................ 3 2.0 usage precautions and recommendations .................................................

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    2.7ghz spectrum analyzer operation manual 2 6.2.21 c alendar /c lock setting .............................................................................................................................. 21 6.2.22 p reset system ..........................................................................

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    2.7ghz spectrum analyzer operation manual 3 1.0 general description and features the gsp-827 is designed with the features as follows. Synthesized-based design covering the frequency from 9khz to 2.7ghz. Low noise design: -140dbm/hz noise floor. 4.5kg light weight and compact size. 100 traces and se...

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    2.7ghz spectrum analyzer operation manual 4 2.0 usage precautions and recommendations the following precautions are recommended to insure your safety and provide the best condition of gsp-827. Safety term and system these terms may appear in this manual or on the product: warning: warning statements...

  • Page 7

    2.7ghz spectrum analyzer operation manual 5 for united kingdom only note: this lead / appliance must only be wired by competent persons warning: this appliance must be earthed important: the wires in this lead are coloured in accordance with the following code: green/ yellow: earth blue: neutral bro...

  • Page 8

    2.7ghz spectrum analyzer operation manual 6 1) disassembly of the instrument • do not disassemble the instrument; refer the instrument to a factory approved service facility only. 2) ac power input caution • ac input should be within the range of selected line voltage ± 10%. • insure the correct fus...

  • Page 9

    2.7ghz spectrum analyzer operation manual 7 6) operating environment • the following conditions are recommended for optimum use of the instrument: indoor use altitude temperature 18° to 28° c relative humidity dust free no direct sunlight no strong magnetic fields • installation category: ii • pollu...

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    2.7ghz spectrum analyzer operation manual 8 3.0 product option information ordering information description gsp-827 spectrum analyzer, 9k~2.7ghz option 01 tracking generator, 9k ~ 2.7ghz option 02 ac/dc/battery operation power supply with battery pack 90 ~ 260 vac, 12vdc and battery operation triple...

  • Page 11

    2.7ghz spectrum analyzer operation manual 9 4.0 first time use the following text assumes that the safety section of this manual has been read carefully and understood. Each time before the instrument is operated, make sure that it is connected to protective earth. Before establish the connection an...

  • Page 12

    2.7ghz spectrum analyzer operation manual 10 4.2 install and uninstall the battery when the battery pack is correctly installed and in use, a symbol will show up at the top of display. (2) slide in the batteries (3) lock up the cover back (1) remove the cover.

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    2.7ghz spectrum analyzer operation manual 11 5.0 panel description 5.1 front panel description.

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    2.7ghz spectrum analyzer operation manual 12 item description 1 lcd a 640×480 resolution and monochrome lcd. The backlight can be switched on/off and contract is adjustable. See display function. 2 f1-f6 soft key linked to the other function keys on the panel. 3 main functions including frequency, s...

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    2.7ghz spectrum analyzer operation manual 13 5.2 rear panel descriptions.

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    2.7ghz spectrum analyzer operation manual 14 item description 14 ref input external reference signal input. When this terminal is fed with an external reference signal, the system frequency is synchronized to it. See option >> extreffreq function. 15 freq. Adjust adjustment for internal frequency re...

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    2.7ghz spectrum analyzer operation manual 15 6.0 quick use guide 6.1 general description the quick use guide provides the information of measurement-oriented operation. Every operation is titled with a measurement demand and followed by the corresponding operation sequence of the keys on the front p...

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    2.7ghz spectrum analyzer operation manual 16 (2) in peak search function with marker function key description peak search one marker will automatically find the peak signal and show the frequency and amplitude. 6.2.3 track peak signal function key description peak search one marker will automaticall...

  • Page 19

    2.7ghz spectrum analyzer operation manual 17 6.2.7 delta-marker operation function key description marker select the marker relative functions. F1 select the active marker by keying in marker number. 0 means marker 10. 1 key in 1 to take marker 1 as example. F2 on/off> set marker 1 on. N, … , mhz se...

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    2.7ghz spectrum analyzer operation manual 18 f1 bw1> define the bandwidth of adjacent channel 1. F2 offs 1> define the offset from the adjacent channel 1. F3 bw2> define the bandwidth of adjacent channel 2. Ignore this step if only one adjacent channel is measured. F4 offs 2> define the offset from ...

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    2.7ghz spectrum analyzer operation manual 19 6.2.12 edit the limit line, function key description limit line select the limit line relative functions. F3 select limit line editing. F1 upper> toggle the editing between high and low limit line. Arrow keys use ∧∨ > points. F2 insert a point at where th...

  • Page 22

    2.7ghz spectrum analyzer operation manual 20 f6 setup> set the frequency of trigger source. The default is center frequency. N, … mhz key in the frequency. F6 exit the trigger setup submenu. F4 select single trigger, there will be only one sweep.. Otherwise, it will have continuous sweeps. F5 delay>...

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    2.7ghz spectrum analyzer operation manual 21 6.2.18 save measurement/setup to memory function key description save/recall select the save/recall relative functions. F1 trace> save the trace. F5 live> select the measuring trace to save. Up/down arrows or spinner select the memory to save. The memory ...

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    2.7ghz spectrum analyzer operation manual 22 f1 set date information. F1 key in the number of year and press enter key. F2 key in the number of month and press enter key. F3 key in the number of day and enter press key. F4 week> key in the number of day of week and press enter key. F6 exit the date ...

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    2.7ghz spectrum analyzer operation manual 23 f3 config> the system configuration will be shown up, including serial number, s/w and f/w version number, options, los status, reference signal source and status. F6 exit the submenu. 6.2.24 synchronized by external reference signal function key descript...

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    2.7ghz spectrum analyzer operation manual 24 7.0 menu tree the menu tree gives a brief overview of user interface structure. The more detailed explanation for each function key is described in this chapter 7. 7.1 main function center start stop step peak -> center span span full span zero span last ...

  • Page 27

    2.7ghz spectrum analyzer operation manual 25 7.2 measurement function marker (on/off) to peak mkr->center normal /∆mkr (1…10) marker(1…10) mm mode on/off marker (on/off) normal /∆mkr (1…10) to peak peak search mkrs->peaks mkr->center all on/off next peak return peak right peak left track (on/off) tr...

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    2.7ghz spectrum analyzer operation manual 26 acpr (on/off) ocbw (on/off) ch bw ch bw setup ch spc ocbw % adj ch bw 1 adj ch offset adj ch offs 1 adj ch bw 2 adj ch offs 2 ch up return ch dn h limit (on/off) l limit (on/off) limit high edit limit insert delete undo return pass/fail (on/off) pwr measu...

  • Page 29

    2.7ghz spectrum analyzer operation manual 27 7.3 control function rbw (auto/manu) bw vbw (auto/manu) swptm (auto/manu) all auto free run trigger video level exter singl trigger delay trigger freg. Lcd cntrst display bklight (on/off) invert screen split (on/off) upper (on/off) lower (on/off).

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    2.7ghz spectrum analyzer operation manual 28 7.4 state function save/recall >> save trace > recall trace > erase trace > erase all > (blank) / (from tr a/from tr b/ from live ) / (to tr a/to tr b/to setup) option >> tg >> tg (on/off) > tg level > normal (on/off) > offset > ref value > return > rcvr ...

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    2.7ghz spectrum analyzer operation manual 29 system >> gpib > serial port >> baud 57600 > hs none > stop no > data 8 > return > refsig (on/off) > rf diagno >> lo1 >> ledlo1 (on/off) > lo1 f > lo1 n > lo1 r > return > ref >> ledref (on/off) > ref f > ref n > ref r > return > return > system clock >> ...

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    2.7ghz spectrum analyzer operation manual 30 > maintenance >> rbw >> rbw std > 200hz yes no > 300hz yes no > 9khz yes no > 120khz yes no > return > option >> tg yes no > rcvr yes no > qp det yes no > reference std med hi > phase noise yes no > return.

  • Page 33

    2.7ghz spectrum analyzer operation manual 31 8.0 operation in this chapter the detailed information of operation is introduced. 8.1 main functions 8.1.1 frequency functions there are two methods to set the measuring frequency, center/span and start/stop. Span means the measuring bandwidth. Center an...

  • Page 34

    2.7ghz spectrum analyzer operation manual 32 center frequency up/ down: to change frequency for one step size which is defined in step function. Scroll: to change the center frequency 1/500 span for every movement. For example, center frequency is 100mhz, span is 10mhz. Every movement of scroll key ...

  • Page 35

    2.7ghz spectrum analyzer operation manual 33 start/ stop entry up/ down: to change frequency for one step size which is defined in step function. Scroll: to change the frequency 1/500 span for every single movement. Clockwise rotation increases the setting while counterclockwise rotation decreases t...

  • Page 36

    2.7ghz spectrum analyzer operation manual 34 step up/down : to change the step by 1/10 of span each time. Scroll : to change the step by 1/10 span for every key pushing. Clockwise rotation increases the setting while counterclockwise rotation decreases the setting. For example, if the span is 100mhz...

  • Page 37

    2.7ghz spectrum analyzer operation manual 35 peak->center peak to center will find the frequency of peak signal first, and then change the center frequency to the peak frequency. Prforming this function will not enable all marks. Frequency peak-> center ☛ 1 start:99.6mhz rbw:30 khz stop:100.6mhz vbw...

  • Page 38

    2.7ghz spectrum analyzer operation manual 36 8.1.2 span functions span is to define the frequency range of measurement. When all the bw settings (rbw, vbw and sweep time) are in auto mode, bw settings is changed following the change of the span. Please refer to the bw function to see the details. Fu...

  • Page 39

    2.7ghz spectrum analyzer operation manual 37 span up/down and scroll: to change the span in 1-2-5 sequence. The example is like …1m, 2m, 5m, 10m, 20m, 50m,…, and so on. The span selection prior to 1khz is zero, and the last span after 2.5ghz is at 2.7ghz. Editing : directly specify the center freque...

  • Page 40

    2.7ghz spectrum analyzer operation manual 38 zero span when zero span is performed, the measuring frequency will stop sweeping, and only fixes on center frequency. An example of am (amplitude modulation) signal is described above. The modulating signal is at 100hz sine wave. Since the measuring freq...

  • Page 41

    2.7ghz spectrum analyzer operation manual 39 8.1.3 amplitude reference level is the top level on the display. The level of input signal is recommended to be under the reference level to have accurate result. The scale can be switched in 10-5-2-1 db sequence. Note that the accuracy will not change fo...

  • Page 42

    2.7ghz spectrum analyzer operation manual 40 reference level up/down and scroll : to change the reference level one scale a time. If the scale is at 10db, the up key will increase the reflvl from –30dbm to –20dbm in the above case. Numerical : using the numerical and unit keys can specify the refere...

  • Page 43

    2.7ghz spectrum analyzer operation manual 41 unit repeat this key will switch the unit in dbm, dbuv, dbmv and db/hz sequence. External gain loss offset up/down and scroll: to change offset by 0.1db for every move. Editing : to adjust the offset from -99.0 to 99.0db in 0.1 db resolution. Amplitude un...

  • Page 44

    2.7ghz spectrum analyzer operation manual 42 input z 50Ω/ 75Ω keep pushing input z key will switch the input impedance between 50 and 75Ω. The prompted message will appear that the “zz adaptor” should be connected. Input z cal up/down and scroll: to change offset by 0.1db for every move. Editing : e...

  • Page 45

    2.7ghz spectrum analyzer operation manual 43 8.2 measurement functions 8.2.1 marker there are two operation modes of markers due to marker number in operation. In single marker mode, marker is used to read the frequency and level readings of signal on the display. This unit offers two modes of marke...

  • Page 46

    2.7ghz spectrum analyzer operation manual 44 marker on/off up/down and scroll: to change marker frequency by 1/500 span for every movement. Editing: to specify the marker frequency directly. Note: the marker should be in the normal mode but not in the ∆marker mode. To peak the marker will find the m...

  • Page 47

    2.7ghz spectrum analyzer operation manual 45 marker to center the marker will find the maximum signal and present the amplitude reading in the marker table which is on the upper right corner of the display. Delta marker + when operate with delta marker, enter the delta frequency rather than the abso...

  • Page 48

    2.7ghz spectrum analyzer operation manual 46 activate multi marker mode, mm mode switch the multi-marker mode on by pushing mm mode off , the related functions are as the following figure: the steps for multi-marker mode operation are as follows: normal mode: select marker >> turn on marker >> selec...

  • Page 49

    2.7ghz spectrum analyzer operation manual 47 marker m : pushing this marker m (m from 0 to 9) key can select the marker number in the order from 0 to 9 and repeat from 0 after 9 is reached. Up/down and scroll: to change the marker number in the order from 0 to 9. Editing : to enter the marker number...

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    2.7ghz spectrum analyzer operation manual 48 select normal mode and specify the marker frequency when the marker is in the normal mode, the characters “ normal” is in the highlight situation. No need to push marker again when the unit is already in marker functions. Markers to peaks markers to peaks...

  • Page 51

    2.7ghz spectrum analyzer operation manual 49 all on/off all on off is a quick key to turn on/off all 10 markers. Return to exit the multi-marker mode. Multi marker mode operation—delta mode marker selection marker d : push this key (d: from 0 to 9) to select the delta marker number in the order of 0...

  • Page 52

    2.7ghz spectrum analyzer operation manual 50 select delta mode and specify the reference marker and delta frequency when the marker is in the delta mode, the characters “ ∆mkr r” is in highlight situation. Select reference marker first, then key in the delta frequency. Up/down and scroll: to change ...

  • Page 53

    2.7ghz spectrum analyzer operation manual 51 return to exit the multi-marker mode. ☛ marker return.

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    2.7ghz spectrum analyzer operation manual 52 8.2.2 peak search peak search is the functions to use marker to find the peak signals on the display. Mkr->center function will let center frequency change to frequency of where the marker is standing. Next peak is to let marker find the next peak signal ...

  • Page 55

    2.7ghz spectrum analyzer operation manual 53 to peak the marker will find the peak signal on the display. In mm mode, the currently activated marker will find the peak. Marker to center note: the difference from peak to center in frequency functions is that the marker is activated in peak search gro...

  • Page 56

    2.7ghz spectrum analyzer operation manual 54 next peak next peak will have the marker find the signal which level is next to current marker. Keep pushing the next peak will repeat the process as following figures. ☛ 1 peak search next peak start:99.6mhz rbw:30 khz stop:100.6mhz vbw:100 khz center:10...

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    2.7ghz spectrum analyzer operation manual 55 peak right repeat peak right key will have marker find the marker in the right side. Peak left repeat peak left key will have marker find the marker in the left side. ☛ 1 peak search peak left start:99.6mhz rbw:30 khz stop:100.6mhz vbw:100 khz center:100....

  • Page 58

    2.7ghz spectrum analyzer operation manual 56 track on track function will dynamically track the peak signal and move the signal to the center. In fact, it equal to the combination of peak search + marker to center which is performed all the time. Note: because the marker continuously keeps searching...

  • Page 59

    2.7ghz spectrum analyzer operation manual 57 8.2.3 trace there are three traces live, tr. A and tr. B. Live trace is always the one measuring the signal. Trace a and trace b are the traces for memory access. The clear function is to clear the trace a and trace b. Live trace has peak hold, average an...

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    2.7ghz spectrum analyzer operation manual 58 trace selection repeat this key to select trace a, b, both or none. Clear trace data push this key to clear data of selected trace. Peak hold push this key to perform the peak hold function. Average trace push this key and set the number to perform the av...

  • Page 61

    2.7ghz spectrum analyzer operation manual 59 exchange a and b move a+b into a move a-b into a move a + constant into a move a - constant into a detection mode access this key can operate the following detection modes. Normal detection sample detection mode ☛ ☛ ☛ ☛ ☛ ☛ ☛ ☛ trace more trace math a ↔b ...

  • Page 62

    2.7ghz spectrum analyzer operation manual 60 positive peak detection mode average detection mode quasi peak detection mode ☛ ☛ ☛ trace more detect peak+ detect trace more detect avg 1 2 3 avg 1 2 3 avg 1 2 3 trace more detect qpeak tc1 qpeak tc2 qpeak tc3 test equipment depot - 800.517.8431 - 99 was...

  • Page 63

    2.7ghz spectrum analyzer operation manual 61 8.2.4 pwr measurement power measurement functions provide the acpr (adjacent channel power ratio), ocbw (occupied bandwidth). For acpr measurement, the ch bw (channel bandwidth), adj ch spc (adjacent channel bandwidth) and adj ch offs (adjacent channel of...

  • Page 64

    2.7ghz spectrum analyzer operation manual 62 for ocbw measurement, ch bw and ocbw % (percentage) need to be specified first. The ocbw will measure the bandwidth that occupies the power percentage. Definitions for ocbw measurement all ch bw, ch spc and ocbw % are defined in setup function. When the c...

  • Page 65

    2.7ghz spectrum analyzer operation manual 63 acpr measurement note: when adj ch bw 2 and adj ch offs 2 are also set, the acpr 2 will present the measurement results. Ocbw measurement ☛ 1 pwr measure acpr on off ☛ 1 pwr measure ocbw on off start:99.5mhz rbw:30 khz stop:100.5mhz vbw:100 khz center:100...

  • Page 66

    2.7ghz spectrum analyzer operation manual 64 ch bw up/down and scroll: to change the frequency by 0.1khz for every adjustment. Editing : editing keys can adjust the channel bandwidth directly. Channel setup channel setup is to define the channel parameters that include channel bandwidth, channel spa...

  • Page 67

    2.7ghz spectrum analyzer operation manual 65 channel bandwidth up/down and scroll: to change the frequency by 0.1khz for every adjustment. Editing : to adjust the channel bandwidth directly. Channel spacing up/down and scroll: to change the frequency by 100khz for every adjustment. Editing : to adju...

  • Page 68

    2.7ghz spectrum analyzer operation manual 66 ocbw % up/down and scroll: to change the power ratio by 1 percent for every adjustment. Editing : numerical keys followed by enter key can set from 0 to 100 % directly. Adjacent channel offset adjacent channel bandwidth 1(2) pwr measure 0 1 2 3 7 6 5 4 8 ...

  • Page 69

    2.7ghz spectrum analyzer operation manual 67 adjacent channel offset 1(2) channel up the power measurement will measure the next higher channel. Channel down the power measurement will measure the lower channel. " 1 start:99.5mhz rbw:30 khz stop:100.5mhz vbw:100 khz center:100.0mhz span:1.0mhz sweep...

  • Page 70

    2.7ghz spectrum analyzer operation manual 68 8.2.5 limit line limit line functions provide two limit lines, high limit and low limit to perform the pass/fail test . The limit lines are easy to edit to fit the required threshold. Limit line on/off 1 limit line hlimit on off start:99.5mhz rbw:30 khz s...

  • Page 71

    2.7ghz spectrum analyzer operation manual 69 edit the limit line is edited by mean of defining point by point. Each time a new point is inserted in the table, the limit line is connected to the ahead and followed points immediately. More details are described in the following paragraphs. High limit ...

  • Page 72

    2.7ghz spectrum analyzer operation manual 70 insert a point 0 99.5 -45.0 5 100.1 -45.0 1 99.7 -45.0 6 100.4 -45.0 2 99.9 -45.0 7 100.5 -45.0 3 99.9 -30.0 4 100.1 -30.0 when a new point is inserted at its current field, the temporary values of frequency and level are automatically generated. Both new...

  • Page 73

    2.7ghz spectrum analyzer operation manual 71 delete a point delete point will remove the point where the cursor is located. Undo undo function will recover the previous editing, it can be either insert or delete. Only one step is reserved. Pass/ fail test 1 limit line pss/fl on off start:99.5mhz rbw...

  • Page 74

    2.7ghz spectrum analyzer operation manual 72 8.3 control functions 8.3.1 bw bw functions include rbw, vbw and sweep time. All of the functions have auto and manual mode. In all auto mode, these parameters are coupled with span. Which means different span selection will choose its adaptive bw combina...

  • Page 75

    2.7ghz spectrum analyzer operation manual 73 vbw repeating vbw auto key can switch the vbw between auto and manual mode. Up/down and scroll: select the rbw within 10hz to 1mhz in 1-3 sequence in manu mode. Editing : the editing entry will select the closest vbw as described above. Sweep time repeati...

  • Page 76

    2.7ghz spectrum analyzer operation manual 74 8.3.2 trigger trigger is the feature that the measurement starts when the trigger condition is met. In other words, even in the trigger mode, the measurement sweep will not start until the trigger condition is match. There are two trigger modes, single an...

  • Page 77

    2.7ghz spectrum analyzer operation manual 75 exter exter free run free run will stop trigger function and stay in normal sweep mode. Video level up/down and scroll: to change the video level by 0.1dbm for every movement. Editing : to enter the level on display as the trigger threshold. Example: vide...

  • Page 78

    2.7ghz spectrum analyzer operation manual 76 exter exter external trigger a 0 to 5v rising edge appearance in the external trigger input on rear panel will start the sweep in external trigger mode. Single trigger in single trigger mode, it will sweep once when the trigger condition is met. To quit s...

  • Page 79

    2.7ghz spectrum analyzer operation manual 77 exter exter trigger delay up/down and scroll: to change the trigger delay by lμs for every movement. Editing : to enter trigger delay directly. Trigger frequency when a 100.1mhz signal rather than 100.0mhz appears at the input, trigger happens. ☛ trigger ...

  • Page 80

    2.7ghz spectrum analyzer operation manual 78 8.3.3 display functions lcd contract, back light and inverting screen are controlled with display functions. Two split windows offer separate measurement setting that is convenient to measure two signals at the same time. Lcd contrast up/down and scroll: ...

  • Page 81

    2.7ghz spectrum analyzer operation manual 79 exter invert screen split window display can be split into two windows and can be turned on and set separately. When both windows are on, they will toggle the measurement and present the trace at the same time. ☛ display invert screen start:99.5mhz rbw:30...

  • Page 82

    2.7ghz spectrum analyzer operation manual 80 erase trace erase all 8.3.4 save/recall there are 100 memories for saving and recalling the measured trace. When saving the trace, the setup is also saved together. When the trace is recalled, the system will check if the setup of recalled trace is same a...

  • Page 83

    2.7ghz spectrum analyzer operation manual 81 erase trace erase all recall trace erase trace erase all ☛ save /recall recall trace 1 start:99.5mhz rbw:30 khz stop:100.5mhz vbw:100 khz center:100.0mhz span:1.0mhz sweep:100.0ms ref lvl: -30.0 dbm -30.0 -40.0 -50.0 -60.0 -70.0 -80.0 -90.0 -110.0 -100.0 ...

  • Page 84

    2.7ghz spectrum analyzer operation manual 82 8.4 state functions 8.4.1 calibration the calibration function features the final calibration of manufacturing or tuning from the front panel. It is intentionally not allowed user to access. Refer to service manual for service demand. F1 f2 f3 f4 f5 f6 ce...

  • Page 85

    2.7ghz spectrum analyzer operation manual 83 8.4.2 system system functions include interface, calibration signal, simple diagnosis information, clock and calendar set and information of system configuration. Gpib is to define the address from 1 to 30. Serial port is to tell the configuration of rs23...

  • Page 86

    2.7ghz spectrum analyzer operation manual 84 calsig on off stop 1 gpib up/ down and scroll: to increase or decrease the gpib address of this unit. Editing : enter the number and end up with enter key to specify the gpib address. Serial port serial port will tell rs232 parameters. ☛ system gpib 2 0 1...

  • Page 87

    2.7ghz spectrum analyzer operation manual 85 rf diagnosis the rf diagno will tell the led status of lo1 and reference signal, f word, n word and f word . The led has to be set on in normal operation. System clock date first select year, month, day, day of week and followed with up/down, scroll or ed...

  • Page 88

    2.7ghz spectrum analyzer operation manual 86 system config self test self test will tell the test results of gpib, flash memory, nvram and rtc (real time clock). System preset preset will reset the unit and go back to the default parameters rather than the last one. System configuration maintenance ...

  • Page 89

    2.7ghz spectrum analyzer operation manual 87 8.4.3 option option function is to control the function of tg, demodulator, extern reference frequency and battery. Tg , tracking generator can be switched on/off and its output level is controlled by tg function keys. Offset offers a frequency offset bet...

  • Page 90

    2.7ghz spectrum analyzer operation manual 88 tracking generator operation steps . (1) setup the spectrum analyzer. Frequency rage, reference level, …, and so on. (2) set the tg level. (3) connect the tg output and rf input with the fixture and cables. (4) turn the tg output on (5) perform normalizat...

  • Page 91

    2.7ghz spectrum analyzer operation manual 89 normal on off normal on off tg on/off pushing tg on/off can switch tg on and off. Tg level up/down and scroll: to change the tg level from -50dbm to 0dbm at 0.1dbm resolution. Editing : to specify the tg output level directly. Normalize option tg tg on/of...

  • Page 92

    2.7ghz spectrum analyzer operation manual 90 normal on off offset up/down and scroll: to change tg offset frequency from -990khz to 990khz at1khz step. Editing : to specify tg offset frequency from -990khz to 990khz directly. Reference value up/down and scroll: to change the reference value in the d...

  • Page 93

    2.7ghz spectrum analyzer operation manual 91 demodulation, fm push fm on wb nb can switch the fm between narrow band fm, wide band fm demodulation and off state. Demodulation, am push am on off can switch the am on or off. Volume, tone and squelch control the volume, tone and squelch can be set from...

  • Page 94

    2.7ghz spectrum analyzer operation manual 92 extref freq battery a battery sign will show up on the display if the battery pack is installed correctly. The battery information is presented. 8.4 power control pushing and holding the power control switch for 2~3 seconds can set the unit to on and stan...

  • Page 95

    2.7ghz spectrum analyzer operation manual 93 extref freq start:99.5mhz rbw:30 khz stop:100.5mhz vbw:100 khz center:100.0mhz span:1.0mhz sweep:100.0ms ref lvl: 0.0 dbm -30.0 -40.0 -50.0 -60.0 -70.0 -80.0 0.0 -20.0 -10.0 sat jan 28, 2003 14:30:25 int:ref ampl cal tg demod battery int:ref diagnosis inf...

  • Page 96

    2.7ghz spectrum analyzer operation manual 94 9.0 specification item specification frequency range 9khz-2.7ghz accuracy see time base span accuracy see time base span range 2khz to 2.5ghz in 1/2/5 sequence, full span, zero span phase noise -85dbc/hz typical @ 1ghz 20khz offset time base ± 10ppm, 0-50...

  • Page 97

    2.7ghz spectrum analyzer operation manual 95 options tracking frequency range 9khz to 2.7ghz generator* amplitude range -50dbm to 0 dbm amplitude accuracy ±1db @100mhz, 0dbm amplitude flatness ±1.5db @0dbm harmonics reverse power +30dbm impedance 50 ohm nominal return loss demodulation am, fm am, fm...