Anritsu MG3642A User Manual

Document No.: M-W1137AE-13.0ANRITSU CORPORATIONMG3641A/MG3642ASynthesized Signal GeneratorOperation ManualFor safety and warning information, please r

xCE Conformity MarkingAnritsu affixes the CE conformity marking on the following product(s) inaccordance with the Council Directive 93/68/EEC to indic

SECTION 5 MEASUREMENT5-8(2) Measurement procedureSTEP PROCEDURE1. Set the MG3641A/MG3642A frequency to fd = 154.45 MHz.2. Set the MG3641A/MG3642A fr

SECTION 5 MEASUREMENT5-95.3 Measuring the 2-signal SelectivityIn the conventional method of measuring the selectivity of one signal in the output fi

SECTION 5 MEASUREMENT5-10(1) SetupFig. 5-5. Measuring the 2-signal Selectivity(2) Measurement procedureSTEP PROCEDURE1. Turn off the output of MG36

SECTION 5 MEASUREMENT5-11STEP PROCEDURE7. Turn on the output of MG3641A/MG3642A , place MG3641A/MG3642A into the relative level mode,and set the ou

SECTION 5 MEASUREMENT5-125.3.2 Measuring the cross-modulation characteristicsThe cross-modulation characteristics are indicated by the input level o

SECTION 5 MEASUREMENT5-13STEP PROCEDURE14. Turn the rotary knob to adjust the output level so that the noise output of the receiver is set to Vs dBd

SECTION 5 MEASUREMENT5-14(Blank)5-14.

SECTION 6 GPIB6-1SECTION 6GPIB6.1 Outline of GPIB6.1.1 OverviewThe MG3641A/MG3642A synthesized signal generator can automate the measurement by a co

SECTION 6 GPIB6-26.1.3 Setup exampleThis section shows a setup example using GPIB.(1) Control from host computerConnect the host computer to automat

SECTION 6 GPIB6-36.1.4 StandardThe MG3641A/MG3642A GPIB is provided with the IEEE488.1 interface function subset listed in the table below.GPIB Inte

xiHarmonic current emissions:EN 61000-3-2: 2006 (Class A equipment)• LVD: EN 61010-1: 2001 (Pollution Degree 2)4. Authorized representativeName: Loic

SECTION 6 GPIB6-46.2 Device Message List6.2.1 OutlineThe device messages are data messages transferred between the controller and device through a s

SECTION 6 GPIB6-5SCPI commands are based on a hierarchical structure. The commands are grouped according to the associatedfunctions. They form hie

SECTION 6 GPIB6-6and lower-case.(The three types of headers, FREQUENCY, Frequency, and frequency are all interpretable as the same header.)Example:

SECTION 6 GPIB6-76.2.6 ParameterThe table below shows the parameter types employed for this instrument.In this manual, these parameter types are wri

SECTION 6 GPIB6-86.2.8 Command TreeThis paragraph shows the MG3641A/MG3642A device message as a command tree for each subsystem.The messages between

SECTION 6 GPIB6-9(2) Output Level Subsystem:AMPLitude [ :OUT] :LEVel <Numeric> <Ampl term>( :SOURce) <Character>:STEP [ :INCRement

SECTION 6 GPIB6-10(3) AM Subsystem:AM [ :DEPTh] <Numeric> <AM term><Character>[ :DEPTh]?:STATe <Boolean>:STATe?:SOURce <C

SECTION 6 GPIB6-11(6) Modulation Source Subsystem:LFSource [ :FREQuency] <Numeric><Character>[ :FREQuency]?:FREQuency2 <Numeric> &

SECTION 6 GPIB6-12(7) Memory Subsystem:MEMory :RECall <Numeric><Character>:TYPE <Numeric>:STORe <Numeric>:CLEar <Numeric&

SECTION 6 GPIB6-13(10) Status Subsystem:STATus :QUEStionable [ :EVENt]?:CONDition?:ENABle <Numeric>:ENABle?:PTRansition?:NTRansition?:OPERatio

xiiC-tick Conformity MarkingAnritsu affixes the C-tick mark on the following product(s) in accordancewith the regulation to indicate that they conform

SECTION 6 GPIB6-146.3 Connecting the GPIB CableA GPIB cable must be connected for remote control by the GPIB. The MG3641A/MG3642A supports the GPIB

SECTION 6 GPIB6-156.4 Device Message Format6.4.1 Program message formatTo output a program message from the controller to the MG3641A/MG3642A with a

SECTION 6 GPIB6-16(3) Program message unit• The program header of the IEEE488.2 common command is prefixed by an asterisk (*).• The program header o

SECTION 6 GPIB6-17• Numeric program dataThe numeric program data is indicated in two formats: integer format (NR1) and real number (fixed point)form

SECTION 6 GPIB6-186.4.2 Response message formatThe response message is received from the MG3641A/MG3642A with an INPUT statement in the following fo

SECTION 6 GPIB6-19• Numeric response dataThe numeric response data is expressed in the integer format (NR1) and real number (fixed point) format (NR

SECTION 6 GPIB6-206.5 Status MessageThe status byte (STB) sent to the controller is based on the IEEE488.1 standard. Its bits, regarded as a status

SECTION 6 GPIB6-216.5.2 IEEE488.2-based status registerIEEE488.2 prescribes the following two status registers.Status byte register Used to set the

SECTION 6 GPIB6-22Definition of bits in status byte registerDB2 QUE (Error/Event QUEue) Indicates that the error/event queue is not empty.DB3 QUES (

SECTION 6 GPIB6-236.5.4 Reading, writing, clearing, and resetting the status registerThe table below lists how to read and write each status registe

xiiiPower Line Fuse ProtectionFor safety, Anritsu products have either one or two fuses in the AC powerlines as requested by the customer when orderin

SECTION 6 GPIB6-24The table below lists how to clear and reset each status register and ranges affected by clearing and resetting. Register name *

SECTION 6 GPIB6-256.5.5 SCPI error messagesSCPI prescribes the error codes and messages as responses to an SCPI command :SYSTem:ERRor?.This paragrap

SECTION 6 GPIB6-26(3) Device dependent error groupError codes –300 to –399 indicate that a device error other than command, execution, and query err

SECTION 6 GPIB6-276.6 Initializing DeviceThe IEEE488.2 standard prescribes the 3-level initialization types: system, bus, and message initialization

SECTION 6 GPIB6-286.7 Detailed Description of Commands6.7.1 Frequency subsystem:FREQuency[ :CW] <Numeric> <Freq term> or <Character

SECTION 6 GPIB6-29:FREQuency:OFFSet?Function Reads out the frequency offset value.Response Frequency offset valueRestriction None:FREQuency:SWEep

SECTION 6 GPIB6-30:FREQuency:SWEep:SPAN <Numeric> <Freq term>Function Sets the span frequency for a sweep.Parameter <Numeric> =

SECTION 6 GPIB6-31:FREQuency:SWEep:TIME <Numeric> <Time term>Function Sets the sweep time for a frequency sweep.Parameter <Numeric&

SECTION 6 GPIB6-326.7.2 Output level subsystemIn the output level subsystem, both “:POWer: SOURce” and “:AMPLitude[:OUT]” are valid for the first an

SECTION 6 GPIB6-33:AMPLitude[ :OUT]:STATe <Boolean>Function Turns ON or OFF the RF output.Parameter <Boolean> = ON or 1OFF or 0Unit &

xiv

SECTION 6 GPIB6-34:AMPLitude[ :OUT]:RELative <Boolean>Function Turns ON or OFF the relative level display mode.Parameter <Boolean> =

SECTION 6 GPIB6-35:AMPLitude[ :OUT]:SWEep:STARt?Function Reads the start level for a sweep.Response Start level for a sweepRestriction None:AMPLitud

SECTION 6 GPIB6-36:AMPLitude[ :OUT]:SWEep:STEP:NUMBer <Numeric>Function Sets the number of level points for a sweep.Parameter <Numeric>

SECTION 6 GPIB6-37:AMPLitude[ :OUT]:SWEep:PATTern <Character>Function Sets the output level sweep pattern.Parameter <Character> = SIZ

SECTION 6 GPIB6-386.7.3 AM subsystem:AM[ :DEPTh] <Numeric> <AM term> or <Character>Function Sets the AM depth.Parameter <Nume

SECTION 6 GPIB6-396.7.4 FM subsystem:FM[ :FM1][ :DEViation] <Numeric> <Freq term> or <Character>Function Sets the FM1 deviation.

SECTION 6 GPIB6-40:FM:FM2[ :DEViation] <Numeric> <Freq term> or <Character>Function Sets the FM2 deviation.Parameter <Numeric

SECTION 6 GPIB6-416.7.5 PM subsystem:PM:STATe <Boolean>Function Turns ON or OFF the pulse modulation.Parameter <Boolean> = ON or 1OFF

SECTION 6 GPIB6-426.7.6 Modulation source subsystem:LFSource:FREQuency <Numeric> or <Character>Function Sets the frequency of Intl.Par

SECTION 6 GPIB6-43:LFSource:FREQuency3?Function Reads out the frequency of Int3.Response Frequency of Int3Restriction None:LFSource:WAVeform3 <

ITABLE OF CONTENTSFor Safety ... iiiSECT

SECTION 6 GPIB6-44:LFSource:OUTPut:LEVel <Numeric>Function Sets the AF output level.Parameter <Numeric> = 0 to 4 VUnit <Ampl term&g

SECTION 6 GPIB6-456.7.7 MEMORY subsystem:MEMory:RECall <Numeric> or <Character>Function Recall from the memory.Parameter <Numeric&g

SECTION 6 GPIB6-46:MEMory:SWEep:STARt?Function Reads out the start address for a sweep.Response Start address for a sweep.Restriction None:MEMory:SW

SECTION 6 GPIB6-476.7.8 Display subsystem:DISPlay:STATe <Numeric>Function Turns ON or OFF the display.Parameter <Numeric> = 0 (All OFF

SECTION 6 GPIB6-486.7.9 System subsystem:SYSTem:BELL <Boolean>Function Turns ON or OFF the bell.Parameter <Boolean> = ON or 1OFF or 0

SECTION 6 GPIB6-496.7.10 Status subsystem:STATus:QUEStionable[ :EVENt]?Function Reads out the questionable register event status.Response Register

SECTION 6 GPIB6-50:STATus:OPERation:PTRansition?Function Reads out the operation register transition filter (positive).Response Always 65535Restrict

SECTION 6 GPIB6-516.8 IEEE488.2 Common Command*IDN? Identification QueryFunction Reads out the manufacturer name, model number etc. of the product.R

SECTION 6 GPIB6-52*STB? Read Status Byte QueryFunction Reads out the current value of the status byte including the MSS bit.Response Register = 0

SECTION 6 GPIB6-536.9 Sample ProgramThis section explains how to write a program for controlling the MG3641A/MG3642A and MS2651A spectrumanalyzer on

II4.5.4 Level Continuous Mode ... 4-144.5.5 Switching the Output Signal

SECTION 6 GPIB6-54100 ’ *************************************************110 ’ **120 ’ * INPUT vs OUTPUT characteristic of amplifier *130

SECTION 6 GPIB6-55Execution samplesINPUT OUTPUT GAIN–30.0 dBm –5.2 dBm 24.8 dB–28.0 dBm –3.2 dBm 24.8 dB–26.0 dBm –1.2 dBm 24.8 dB–24.0 dBm .8 dBm 2

SECTION 6 GPIB6-566.10 GPIB Command Interchange Function6.10.1 OutlineThe MG3641A/MG3642A provides a GPIB command interchange mode so that it can

SECTION 6 GPIB6-576.10.2 Restrictions in MG3633A command interchange modeThis paragraph describes the restrictions in MG3633A command interchange mo

SECTION 6 GPIB6-58(4) AM modulation• AM modulation cannot be turned on by the AM modulation setting command (AM<Numeric><AMterm>).• Beca

SECTION 6 GPIB6-59(7) Sweep• Because the sweep marker of the MG3641A/MG3642A is always on, the sweep marker ON/OFF switchingcommands (SF4, SO4, SF5,

SECTION 6 GPIB6-606.10.3 Restrictions in MG3631A/32A command interchange modeThis paragraph describes the restrictions in MG3631A/32A command interc

SECTION 6 GPIB6-61(6) Modulation signal source• Only AF frequency settings using numeric data (AF<Numeric><Freq term>) are valid. Stepp

SECTION 6 GPIB6-62(Blank).

SECTION 7 PERFORMANCE TEST7-1SECTION 7PERFORMANCE TEST7.1 Performance Test RequiredThe performance test is performed as the preventive maintenance t

III5.2 Measuring the 1-signal Selectivity ... 5-45.2.1 Measuring selec

SECTION 7 PERFORMANCE TEST7-2Power meter7.2 Performance Test Device ListTable 7-1 lists the measuring instruments for calibration according to the t

SECTION 7 PERFORMANCE TEST7-37.3 Performance TestTo confirm performance after the MG3641A/MG3642A acceptance test, periodical inspection, or repair,

SECTION 7 PERFORMANCE TEST7-47.3.1 Output frequencyConfirm that the set frequency is output correctly.(1) Test specifications• Frequency range 125 k

SECTION 7 PERFORMANCE TEST7-57.3.2 Output level frequency characteristics(1) Test specifications• Frequency characteristics with reference to 0 dBm±

SECTION 7 PERFORMANCE TEST7-67.3.3 Output level accuracy(1) Test specifications• Output level accuracy ±1 dB (≤ +17 dBm, ≥ –127 dBm)±3 dB (< –12

SECTION 7 PERFORMANCE TEST7-7STEP PROCEDURE7. Set the MS2602A RF attenuator to 25 dB with

SECTION 7 PERFORMANCE TEST7-87.3.4 FM deviation and FM distortion(1) Test specifications• Range 0 to 125 Hz (≥125 kHz, <250 kHz)0 to 250 Hz (≥250

SECTION 7 PERFORMANCE TEST7-9(4) Test procedureSTEP PROCEDUREFM deviation1. Set the MG3641A/MG

SECTION 7 PERFORMANCE TEST7-107.3.5 AM modulation factor and AM distortion(1) Test specifications• Range 0 to 100 %• Accuracy with reference to ≥0.4

SECTION 7 PERFORMANCE TEST7-11(5) Note on testThe demodulation zone of the modulation analyzer must be within 0.3 to 3 kHz at measurement of the mod

IV6.7.6 Modulation source subsystem ... 6-426.7.7 MEMORY subsystem ...

SECTION 7 PERFORMANCE TEST7-12(Blank)7-12.

SECTION 8 CALIBRATION8-1SECTION 8CALIBRATION8.1 Calibration RequiredThe calibration is performed as the preventive maintenance to prevent the MG3641

SECTION 8 CALIBRATION8-28.3 CalibrationFor the MG3641A/MG3642A, calibrate the frequency of the built-in Reference oscillator once a half year.The s

SECTION 8 CALIBRATION8-3(3) SetupFig. 8-1. Calibration of Reference Oscillator(4) Calibration procedureSTEP

SECTION 8 CALIBRATION8-48-4.(Blank)

SECTION 9 STORAGE AND TRANSPORTATION9-1SECTION 9STORAGE AND TRANSPORTATIONThis section describes daily maintenance, storage, and transportation of t

SECTION 9 STORAGE AND TRANSPORTATION9-29.2.2 Recommended storage conditionsIn addition to meeting the conditions listed in paragraph 6.2.1, the MG36

A-1APPENDIX A INITIAL FACTORY SETTINGSAPPENDIX AINITIAL FACTORY SETTINGSSet Item Initial factory SettingSetting mode Carrier frequency setting mode&

A-2APPENDIX A INITIAL FACTORY SETTINGSSet Item Initial factory Setting<Pulse Modulation>Modulation OFFModulation input impedance 50 Ω<Inter

A-3APPENDIX A INITIAL FACTORY SETTINGSSet Item Initial factory Setting<Level Sweep>Sweep type START-STOPSweep mode AUTOSweep pattern ∆LStart l

SECTION 1 GENERAL1-1SECTION 1GENERAL1.1 Brief DescriptionThe MG3641A/MG3642A is a synthesized signal generator capable of outputing highly accurate,

A-4APPENDIX A INITIAL FACTORY SETTINGS(Blank).

B-1APPENDIX B FUNCTION-KEY TRANSITIONAPPENDIX BFUNCTION-KEY TRANSITION

B-2APPENDIX B FUNCTION-KEY TRANSITION(Blank)

B-3Modulation[AM][FM1][FM2][PM]OffOffOffOffInt1Int1Int1600 Ω 0.0 % 0 Hz0 HzSel Rtn↓↓1Audio Source[Int1][Int2][Int3][Ext1][Ext2] 1 kHz1000.00 Hz1000

B-4Self CheckEPROMFlashSRAMOKOKOKRtn2GPIB[Address][Command][Mode] 3 SCPITalker & ListenerSel Rtn↓2System (1/2)Factory initializeInitial memo

B-5SweepFrequency < Start-Stop >1000k[Marker] 1000k100000kSel RtnPrmt13Sel RtnPrmtSweepFrequency < Center-Span >1000k[Marker]

B-6.(Blank)

C-1APPENDIX C FRONT AND REAR PANEL LAYOUTAPPENDIX CFRONT AND REAR PANEL LAYOUT

C-2APPENDIX C FRONT AND REAR PANEL LAYOUT(Blank)

C-3

iiSafety SymbolsTo prevent the risk of personal injury or loss related to equipment malfunction, Anritsu Corporation uses the followingsafety symbols

SECTION 1 GENERAL1-21.2 Operation ManualThis operation manual contains 9 sections and 5 appendixes. The format and outline of each section is descr

C-4C-4.

D-1APPENDIX D INDEXAPPENDIX DINDEXNote: The number at the right side indicates the paragraph number for the word at the left side.12 dB SINAD 5.1，5.1

D-2APPENDIX D INDEXD） DC 4.7.3，4.13digital synthesizer 4.7.2    E） EMF 3.1.1EMI radiation 4.12.1    Entr        4.11.2EOI        6

D-3APPENDIX D INDEXL） Level Continuous Mode 3.1.1，4.5.4Level mode 4.5.6Level offset value        4.5.3Level Safety Mode        4.5.6L

D-4APPENDIX D INDEXP） PM 4.6.6Performance test        7.1，7.2，7.3polarity of modulation signal 4.6.5preset memory        4.3Prmt

D-5APPENDIX D INDEXsweep auxiliary output        4.10.3Sweep Parameter 4.10.2，4.10.3Swp        4.10.2System     4.3，4.5.6，4.12.2T）

D-6APPENDIX D INDEX.(Blank)

E-1APPENDIX E PERFORMANCE TEST RESULTS SHEETAPPENDIX EPERFORMANCE TEST RESULTS SHEETThis section shows examples of the performance test results sheet

E-2APPENDIX E PERFORMANCE TEST RESULTS SHEETTest site: Report No.DateTested byModel name MG364 A Synthesized Signal GeneratorMfg. No. Ambient temp. °

E-3APPENDIX E PERFORMANCE TEST RESULTS SHEETOutput level accuracy (Para.7.3.3)Set Min. Result Max.Output level spec. 10 MHz 100 MHz 500 MHz 1000 MHz

SECTION 1 GENERAL1-31.3 Composition of DevicesThe composition of standard accessories to the MG3641A/MG3642A will be explained in this section.1.3.1

E-4APPENDIX E PERFORMANCE TEST RESULTS SHEETFM deviation accuracy (Para. 7.3.4)Setting Min. Result Max.Freq. FM dev. Spec. Spec.300 Hz 275 Hz 325 Hz1

E-5APPENDIX E PERFORMANCE TEST RESULTS SHEETFM distortion (Para. 7.3.4)Set Result Max.FM dev. 10 MHz 100 MHz 500 MHz 1000 MHz 2000 MHz spec.3.5 kHz -

E-6APPENDIX E PERFORMANCE TEST RESULTS SHEETThis sheet is used for the calculation at measurement of output level accuracy (para. 7.3.3).Copy this at

SECTION 1 GENERAL1-4Model number/Order numberNameFrequency: 10 MHzAging rate: 5×10–10/dayTemperature caracteristics: ±5×10–9 (at 0 to 50°C)Frequency

SECTION 1 GENERAL1-51.4 Application PartsThe table below lists application parts for the MG3641A/MG3642A, which are all optional purchase items.Tabl

SECTION 1 GENERAL1-6FrequencyCarrier Range 125 kHz to 1040 MHz: MG3641A125 kHz to 2080 MHz: MG3642AResolution 0.01 HzAccuracy Dependent on the accur

SECTION 1 GENERAL1-7Interference radiation When measured with 50 Ω-terminated voltage using a two-loopantenna of 25 mm in diameter at 25 mm away fro

SECTION 1 GENERAL1-8Specifications (continued)Amplitude Incidental FM With reference to ≥0.4 MHz, ≤+7 dBm, AM≤30 %, Source=Int1 1 kHz,and in a 300 H

SECTION 1 GENERAL1-9Specifications (continued)Pulse See specifications of options.modulationModulation Internal modulation (Int1) Frequency: 400 Hz

SECTION 1 GENERAL1-10Other functions Relative value display Carrier frequency and output levelOffset display Carrier frequency and output levelMemor

SECTION 1 GENERAL1-11<Option> Option 01 (Reference crystal oscillator) ● Frequency 10MHz ● Aging rate 5×10-10/day ● Temperature characte

For SafetyiiiWARNING 1. ALWAYS refer to the operation manual when working near locationsat which the alert mark shown on the left is attached. If t

SECTION 1 GENERAL1-12.(Blank)

SECTION 2 PRECAUTION2-1SECTION 2PRECAUTIONThis section describes the preparatory work which must be performed before using the MG3641A/MG3642A Synth

SECTION 2 PRECAUTION2-2To protect circuits from an abnormal rise in the internal temperature, the MG3641A/MG3642A has a built-inthermal protector.

SECTION 2 PRECAUTION2-32.3 Mounting the MG3641A/MG3642A in the FrameAn optional rack mount kit is required to mount the MG3641A/MG3642A in the frame

SECTION 2 PRECAUTION2-42.4 Preparation Before Power-OnThe MG3641A/MG3642A normally operates by connecting the power having the voltage range +10 % t

SECTION 2 PRECAUTION2-52.4.1 Connecting the Power CordCheck that the " ● | " switch on the rear panel is turned off (switched to the (O) s

SECTION 2 PRECAUTION2-62.4.2 Fuse ReplacementThe MG3641A/MG3642A is supplied with two 5 A or 3.15 A fuses shown in Table 1-2. The fuses are to be l

3-1SECTION 3 PANEL LAYOUTDescriptionUsed to select and execute the functions corresponding to the key menus displayedon the multi-menu display.Displa

3-2SECTION 3 PANEL LAYOUTNo141516171819202122232425Name, displayOutput Level RotaryKnob, Resolution [<] and[>] keysRF Output connector[RF Off/O

3-3SECTION 3 PANEL LAYOUTDescriptionExhausts the heat generated inside the MG3641A/MG3642A to the outside. Donot leave anything to obstruct the air

For SafetyivWARNING 3. To ensure that the instrument is earthed, always use the supplied 3-pin power cord, and insert the plug into an outlet with an

3-4SECTION 3 PANEL LAYOUT3.1.3 Panel layout diagramFigures 3-1 and 3-2 show the front and rear panel diagrams, respectively.The numbers in the diagra

SECTION 4 OPERATING INSTRUCTIONS4-1SECTION 4OPERATING INSTRUCTIONS4.1 Turning Power On/OffThe MG3641A/MG3642A comes provided with two power switches

SECTION 4 OPERATING INSTRUCTIONS4-2In case the AC line voltage fed to the unit is not an appropriate one, the interior of the signal generator may b

SECTION 4 OPERATING INSTRUCTIONS4-3• If you use a 3-pole power cord fitted with a groundterminal, you do not have to do this groundingconnection.• W

SECTION 4 OPERATING INSTRUCTIONS4-44.1.2 Turning Power OffTo turn the power off, follow the same procedure detailed in Item 4.1.1 inversely.

SECTION 4 OPERATING INSTRUCTIONS4-54.2 Explanation of ScreensThis signal generator is equipped with a multi-menu display for indicating statuses and

SECTION 4 OPERATING INSTRUCTIONS4-64.3 Initial SettingsYou can return the panel settings of the MG3641A/MG3642A to the initial setting conditions by

SECTION 4 OPERATING INSTRUCTIONS4-7(2) Select "Initial memory set" by pressing the " ↓ " [F2]key or " ↑ " [F3] key (t

SECTION 4 OPERATING INSTRUCTIONS4-84.4 Setting the Frequency4.4.1 Setting the FrequencyYou can set up a frequency by operating the number keys, step

SECTION 4 OPERATING INSTRUCTIONS4-94.4.2 Displaying the Frequency Relative ValueTo display a frequency in a relative value referred to the current f

For SafetyvCAUTION 1. Always remove the mains power cable from the power outlet beforereplacing blown fuses. There is a risk of electric shock if f

SECTION 4 OPERATING INSTRUCTIONS4-104.4.3 Frequency OffsetFrequency offset means a function to offset a set frequency and a displayed frequency agai

SECTION 4 OPERATING INSTRUCTIONS4-114.5 Setting the Output Level4.5.1 Setting the Output LevelYou can set up an output level by operating the number

SECTION 4 OPERATING INSTRUCTIONS4-124.5.2 Displaying the Output Level Relative ValueTo display a level in a relative value referred to the current o

SECTION 4 OPERATING INSTRUCTIONS4-134.5.3 Output Level OffsetOutput level offset means a function to offset a set level and a displayed level agains

SECTION 4 OPERATING INSTRUCTIONS4-144.5.4 Level Continuous ModeThis signal generator employs a mechanical attenuator to vary the output level. For

SECTION 4 OPERATING INSTRUCTIONS4-154.5.5 Switching the Output Signal On/OffYou can switch on and off the output signal that goes through the output

SECTION 4 OPERATING INSTRUCTIONS4-164.5.6 Special Functions Related to LevelThe signal generator offers the following functions as special functions

SECTION 4 OPERATING INSTRUCTIONS4-17(1) Press the "Sys" [F3] key in the main menu (2) to openthe "System (1)" menu.(2) Press the

SECTION 4 OPERATING INSTRUCTIONS4-184.6 Setting the Modulation4.6.1 Outline of ModulationThis signal generator provides AM and FM modulation functio

SECTION 4 OPERATING INSTRUCTIONS4-194.6.2 Setting the Modulation FunctionYou select activation/deactivation of each modulation type and a modulation

For SafetyviCAUTION This equipment uses a Poly-carbomonofluoride lithium battery to backupthe memory. This battery must be replaced by service pers

SECTION 4 OPERATING INSTRUCTIONS4-204.6.3 Setting the Modulation Factor and Frequency DeviationYou set an AM modulation factor or FM frequency devia

SECTION 4 OPERATING INSTRUCTIONS4-214.6.4 Setting Range of FM Frequency DeviationIn setting an FM frequency deviation, you can set it up to maximum

SECTION 4 OPERATING INSTRUCTIONS4-224.6.6 Pulse ModulationThe pulse modulator (an option) can be built into the MG3641A/MG3642A.The pulse modulator

SECTION 4 OPERATING INSTRUCTIONS4-23(2) Select the item you need to change (ON/OFF orimpedance) in the "PM" line by the "↓" [F2]

SECTION 4 OPERATING INSTRUCTIONS4-244.7 Setting the Modulation Signal Source4.7.1 Internal Modulation Signal (Int1)Int1 is a signal source that gene

SECTION 4 OPERATING INSTRUCTIONS4-254.7.2 Internal Modulation Signals (Int2, Int3)Int2 and Int3 are options. The following description of Int2 and

SECTION 4 OPERATING INSTRUCTIONS4-264.7.3 External Modulation Signals (Ext1, Ext2)Ext1 and Ext2 apply modulation using external signals supplied to

SECTION 4 OPERATING INSTRUCTIONS4-27For the external modulation input, you can select either DC coupling or AC coupling by following the procedurede

SECTION 4 OPERATING INSTRUCTIONS4-284.8 Setting the AF OutputAny one out of the internal modulation signals (Int1, Int2, Int3) and external modulati

SECTION 4 OPERATING INSTRUCTIONS4-29(2) Select "Source" by pressing the "↓" [F2] key (thecharacters are highlighted), and hold d

viiEquipment CertificateAnritsu Corporation certifies that this equipment was tested beforeshipment using calibrated measuring instruments with direct

SECTION 4 OPERATING INSTRUCTIONS4-304.9 Memory Functions4.9.1 Outline of Memory FunctionsThis signal generator comes with a memory function capable

SECTION 4 OPERATING INSTRUCTIONS4-314.9.3 Recalling Memory ContentsYou can recall memory contents by operating the number keys, step keys, and the r

SECTION 4 OPERATING INSTRUCTIONS4-32To alter the attributes of memory blocks, follow the procedure detailed below:(1) Press the "Mem" [F5]

SECTION 4 OPERATING INSTRUCTIONS4-334.9.4 Clearing the MemoryTo clear memory contents, follow the keystrokes shown below:[Shift] key, [Memory] (Memo

SECTION 4 OPERATING INSTRUCTIONS4-344.9.5 Selecting the Memory Recall ModeIf you limit the memory contents to be recalled to frequencies only or fre

SECTION 4 OPERATING INSTRUCTIONS4-354.10 Sweep Functions4.10.1 Outline of Sweep FunctionsThis signal generator performs sweep with respect to the fr

SECTION 4 OPERATING INSTRUCTIONS4-364.10.2 Setting and Executing the SweepIn the first place, you select a sweep pattern by following the procedure

SECTION 4 OPERATING INSTRUCTIONS4-37Then, you set up sweep parameters. The following explanation assumes that the frequency sweep (Start/Stop) wass

SECTION 4 OPERATING INSTRUCTIONS4-38Once you have set the sweep parameters, you execute the sweep.(7) Press the "Rtn" [F5] key in the &quo

SECTION 4 OPERATING INSTRUCTIONS4-39Sweep Auxiliary Output ConnectorMG3641A/MG3642A rear panel4.10.3 Sweep Auxiliary OutputsWhile the signal generat

viiiNotes On Export ManagementThis product and its manuals may require an Export License/Approval bythe Government of the product's country of or

SECTION 4 OPERATING INSTRUCTIONS4-40The diagram below represents the timing of each sweep auxiliary output.Sweep start point Marker point Sweep end

SECTION 4 OPERATING INSTRUCTIONS4-414.11 Trigger Function4.11.1 Outline of trigger functionThe trigger function executes the panel key operation pro

SECTION 4 OPERATING INSTRUCTIONS4-424.11.2 Registering the trigger programRegister the trigger program as follows:(1) Press the "Trig" [F5

SECTION 4 OPERATING INSTRUCTIONS4-43If the trigger program is registered when another trigger program is already registered, the new trigger program

SECTION 4 OPERATING INSTRUCTIONS4-44(3) Execution using the panel keyWhen the "Exe" [F4] key on the "Trigger Program" keyis pres

SECTION 4 OPERATING INSTRUCTIONS4-454.12 Miscellaneous Functions4.12.1 Setting Display On/OffThe MG3641A/MG3642A has a low EMI radiation from the pa

SECTION 4 OPERATING INSTRUCTIONS4-464.12.2 Setting Bell • Alarm On/OffBell (bell sound when any panel key is pressed, or the rotary knob is revolved

SECTION 4 OPERATING INSTRUCTIONS4-474.12.3 Setting address and only mode of GPIBThe MG3641A/MG3642A has the GPIB only mode.The GPIB address and only

SECTION 4 OPERATING INSTRUCTIONS4-484.12.4 Panel LockNot to change the setting condition of this instrument at long-time continuous test etc., press

SECTION 4 OPERATING INSTRUCTIONS4-494.13 Removing Reverse Power Protection (RPP) Circuit OperationThe MG3641A/MG3642A has a Reverse Power Protection

ixCrossed-out Wheeled Bin SymbolEquipment marked with the Crossed-out Wheeled Bin Symbol complieswith council directive 2002/96/EC (the “WEEE Directiv

SECTION 4 OPERATING INSTRUCTIONS4-504.14 Error MessagesIf a panel operation or device internal error occurs, the MG3641A/MG3642A displays messages i

SECTION 4 OPERATING INSTRUCTIONS4-51Hardware status: Displayed when the MG3641A/3642A is used incorrectly or fault occurs.RF out shut-down by RPP:

SECTION 4 OPERATING INSTRUCTIONS4-52 .(Blank)

SECTION 5 MEASUREMENT5-1SECTION 5MEASUREMENT5.1 Measurement of SensitivityThe sensitivity of the receiver means the minimum signal input level requi

SECTION 5 MEASUREMENT5-25.1.1 Measuring 20 dB NQ sensitivityThe 20 dB NQ sensitivity is indicated the carrier input voltage (reading value of the ou

SECTION 5 MEASUREMENT5-35.1.2 Measuring 12 dB SINAD sensitivityThe SINAD sensitivity is indicated by the output level of the signal generator when t

SECTION 5 MEASUREMENT5-45.2 Measuring the 1-signal SelectivityThe 1-signal selectivity is measured when the receiver operates in a proportional regi

SECTION 5 MEASUREMENT5-5(1) SetupFig. 5-3. Measuring Selectivity in 20 dB NQ Method(2) Measurement procedure (Pass band width)STEP PROCEDURE1. Set

SECTION 5 MEASUREMENT5-6(3) Measurement procedure (Attenuation rate)STEP PROCEDURE1. Set the MG3641A/MG3642A frequency, output level, and FM receive

SECTION 5 MEASUREMENT5-75.2.2 Measuring spurious responseThe spurious sensitivity reduces as the receiver output obtained at reception of the modula