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Inhaltsverzeichnis

Seite 1 - User’s Guide

Agilent TechnologiesAgilent N9340A Handheld Spectrum AnalyzerUser’s Guide

Seite 2 -

1 N9340A Overview8 N9340A User’s GuideIntroductionAn Agilent N9340A is a handheld spectrum analyzer with a frequency ranges from 100 kHz to 3 GHz. The

Seite 3 - 3 System Setting

6 SCPI Command Reference98 N9340A User’s GuideStandard NotationsA command consists of mnemonics (keywords), parameters and punctuation. Before you sta

Seite 4 - 4Making Measurements

SCPI Command Reference 6N9340A User’s Guide 99Separator• A colon “:”separates keywords of different levels.• A space separates a keyword and a paramet

Seite 5 - 5Key Reference

6 SCPI Command Reference100 N9340A User’s GuideCommon CommandsThese commands are specified in IEEE Standard 488.2- 1992, IEEE Standard Codes, Formats

Seite 6

SCPI Command Reference 6N9340A User’s Guide 101CALCulate SubsystemThis subsystem is used to perform post- acquisition data processing. In effect, the

Seite 7

6 SCPI Command Reference102 N9340A User’s GuideControl Limit line Buzzer:CALCulate:LLINe[1]:BUZZer[:STATe] OFF|ON|0|1:CALCulate:LLINe[1]:BUZZer[:STA

Seite 8 - 8Menu Map

SCPI Command Reference 6N9340A User’s Guide 103Control Limit Pattern Testing:CALCulate:LLINe[1]:PATTern[:STATe] OFF|ON|0|1:CALCulate:LLINe[1]:PATTer

Seite 9 - N9340A Overview

6 SCPI Command Reference104 N9340A User’s GuideDefine Limit Pattern Values:CALCulate:LLINe[1]:DATA <x-axis>,<ampl>{,<x-axis>,<amp

Seite 10 - Introduction

SCPI Command Reference 6N9340A User’s Guide 105CALCulate:MARKer SubsectionMarkers All Off on All Traces:CALCulate:MARKer:AOFFThis command turns off al

Seite 11 - Enhanced Usability

6 SCPI Command Reference106 N9340A User’s Guidein the command. A 1 is returned only if marker count is on and the selected number is the active marker

Seite 12 - Front Panel Overview

SCPI Command Reference 6N9340A User’s Guide 107Marker Peak (Maximum) Left Search:CALCulate:MARKer[1]|2|3|4|5|6: MAXimum:LEFTThis command pl

Seite 13 - Top Panel Overview

N9340A Overview 1N9340A User’s Guide 94 Power Suite Provides one- button measurement functionality on OBW (Occupied Bandwidth), channel power, ACPR (A

Seite 14 - Display Annotations

6 SCPI Command Reference108 N9340A User’s Guide•Off Turns marker off.Set Center Frequency to the Marker Value:CALCulate:MARKer [1]|2|3|4|5|6[:SET]:CEN

Seite 15 - Step Notes

SCPI Command Reference 6N9340A User’s Guide 109Marker to Trace:CALCulate:MARKer[1]|2|3|4|5|6:TRACe <integer>:CALCulate:MARKer[1]|2|3|4|5|6:TRAC

Seite 16 - Internal Charging

6 SCPI Command Reference110 N9340A User’s GuideMarker Read Y Value:CALCulate:MARKer[1]|2|3|4|5|6:Y?This command reads the current Y value for the desi

Seite 17 - Getting Started

SCPI Command Reference 6N9340A User’s Guide 111DEMOdulation SubsystemThis sub tree commands are used to control the demodulation after the measure has

Seite 18

6 SCPI Command Reference112 N9340A User’s GuideDISPlay SubsystemThe DISPlay subsystem controls the selection and presentation of textual, graphical, a

Seite 19 - Power Requirements

SCPI Command Reference 6N9340A User’s Guide 113Trace Y-Axis Reference Level:DISPlay:WINDow:TRACe:Y[:SCALe]:RLEVel <ampl>:DISPlay:WINDow:TRACe:Y

Seite 20 - AC Power Cords

6 SCPI Command Reference114 N9340A User’s GuideVertical Axis Scaling:DISPlay:WINDow:TRACe:Y[:SCALe]:SPACing LINear|LOGarithmic:DISPlay:WINDow:TRACe:Y

Seite 21 - Safety Considerations

SCPI Command Reference 6N9340A User’s Guide 115Contrast:DISPlay:MODE:CONTrast<integer>:DISPlay:MODE:CONTrast?This command adjusts the contrast o

Seite 22 - CAU-CAUTION

6 SCPI Command Reference116 N9340A User’s GuideINITiate SubsystemThe INITiate subsystem is used to control the initiation of the trigger. Refer to the

Seite 23 - Electrical Requirements

SCPI Command Reference 6N9340A User’s Guide 117•When ON at the completion of each trigger cycle, the trigger system immediately initiates another trig

Seite 24 - Instrument Markings

1 N9340A Overview10 N9340A User’s GuideFront Panel OverviewN9340A HAN DHELD SP ECTR U M AN ALY Z ER 10 0 kHz - 3.0 GHz PRESETENTER FREQ SPAN

Seite 25 - Power on your N9340A

6 SCPI Command Reference118 N9340A User’s GuideINSTrument SubsystemThis subsystem includes commands for querying and selecting instrument measurement

Seite 26 - Preparation for Use

SCPI Command Reference 6N9340A User’s Guide 119MEASure SubsystemProvides programming information for the keys associated with the measurements availab

Seite 27

6 SCPI Command Reference120 N9340A User’s GuideMain channel:MEASure:ACPR:MAIN <value>:MEASure:ACPR:MAIN?Specifies the range of integration used

Seite 28 - Entering Data

SCPI Command Reference 6N9340A User’s Guide 121There are also some remote commonds which are irrelative to the front- panel keys.Main Channel PowerRet

Seite 29 - Viewing a Signal

6 SCPI Command Reference122 N9340A User’s GuideChannel Power SubsectionCenter Freq:MEASure:CHPower:CENTer <value>:MEASure:CHPower:CENTer?Sets th

Seite 30 - Some helpful tips

SCPI Command Reference 6N9340A User’s Guide 123There are also some remote commonds which are irrelative to the front- panel keys.Channel Power and Pow

Seite 31 - Adding an option

6 SCPI Command Reference124 N9340A User’s GuideSENSe SubsystemSets the instrument parameters for the input signal measurements.[:SENSe]:AVERage Subsec

Seite 32 - Contact Agilent Technologies

SCPI Command Reference 6N9340A User’s Guide 125Tur n Aver agin g On /Off[:SENSe]:AVERage:TRACe 1|2|3|4|5|6[:STATe] OFF|ON|0|1[:SENSe]:AVERage:TRACe 1|

Seite 33 - System Setting

6 SCPI Command Reference126 N9340A User’s Guide[:SENSe]:BANDwidth SubsectionResolution Bandwidth[:SENSe]:BANDwidth|BWIDth [:RESolution] <freq>[:

Seite 34 - Visual and Audio Adjustment

SCPI Command Reference 6N9340A User’s Guide 127Video Bandwidth Automatic[:SENSe]:BANDwidth|BWIDth:VIDeo:AUTO OFF|ON|0|1[:SENSe]:BANDwidth|BWIDth:VIDeo

Seite 35

N9340A Overview 1N9340A User’s Guide 11Top Panel OverviewPCExt. Po w er 12-18 VD C 80 W MAXChar gingRF INPUT 50 RF O U T 5 0 EXT TRIG IN/EXT RE

Seite 36 - Ext Input

6 SCPI Command Reference128 N9340A User’s Guide[:SENSe]:DETector SubsectionAutomatic Detection Type Selected[:SENSe]:DETector:TRACe [1]|2|3|4 AUTO OFF

Seite 37 - Recalling State

SCPI Command Reference 6N9340A User’s Guide 129Types of Dtection[:SENSe]:DETector:TRACe [1]|2|3|4 [FUNCtion] AVERage|POSitive|SAMPle| NEGative|NORMal[

Seite 38 - Saving a file

6 SCPI Command Reference130 N9340A User’s GuideCenter Frequency Step Size Automatic [:SENSe]:FREQuency:CENTer:STEP:AUTO OFF|ON|0|1 [:SENSe]:FREQuency

Seite 39 - Loading a file

SCPI Command Reference 6N9340A User’s Guide 131Full Frequency Span[:SENSe]:FREQuency:SPAN:FULLThis command sets the frequency span to full scale.Zero

Seite 40 - Show System

6 SCPI Command Reference132 N9340A User’s GuideStop Frequency[:SENSe]:FREQuency:STOP <freq>[:SENSe]:FREQuency:STOP?This command sets the stop fr

Seite 41 - Show Error

SCPI Command Reference 6N9340A User’s Guide 133[:SENSe]:POWer SubsectionInput Attenuation[:SENSe]:POWer[:RF]:ATTenuation <value>[:SENSe]:POWer[:

Seite 42

6 SCPI Command Reference134 N9340A User’s Guide[:SENSe]:SWEep SubsectionSweep Time [:SENSe]:SWEep:TIME <time> [:SENSe]:SWEep:TIME?This command s

Seite 43

SCPI Command Reference 6N9340A User’s Guide 135SYSTem SubsystemThis subsystem is used to set the controls and parameters associated with the overall s

Seite 44 - Factory Default Settings

6 SCPI Command Reference136 N9340A User’s GuideTRACe SubsystemThe TRACe subsystem controls access to the internal trace memory of the analyzer.Select

Seite 45 - Making Measurements

SCPI Command Reference 6N9340A User’s Guide 137TRIGer SubsystemThe TRIGer subsystem is used to set the controls and parameters associated with trigger

Seite 46 - Measuring Multiple Signals

1 N9340A Overview12 N9340A User’s GuideDisplay Annotations1234567891012111314 Description Associated Function Key1Time and Date [SYS] > {Setting} &

Seite 47 - Accuracy" on page 54

6 SCPI Command Reference138 N9340A User’s GuideVideo Trigger Level Amplitude:TRIGer [:SEQuence]:VIDeo:LEVel <ampl>:TRIGer [:SEQuence]:VIDeo:LEVe

Seite 48 - Signal generator

SCPI Command Reference 6N9340A User’s Guide 139UNIT SubsystemSelect Power Units of Measure:UNIT:POWer DBM|DBMV|DBUV|V|W:UNIT:POWer?This command specif

Seite 49

6 SCPI Command Reference140 N9340A User’s Guide

Seite 50 - Hidden by Large Signals

141Agilent N9340A Handheld Spectrum Analyzer User’s GuideAgilent Technologies7Erro

Seite 51 - Measuring a Low-Level Signal

7 Error Messages142 N9340A User’s GuideError Message ListNOTEA symbol [F] at the beginning of an error message indicates this is an error caused by ma

Seite 52

Error Messages 7N9340A User’s Guide 143–220 No matched moduleIndicates no matched measurement or mode found.–200 Execution error This is a generic exe

Seite 53

7 Error Messages144 N9340A User’s Guide162 Cannot open fast sweep in this caseIndicates current settings do not allow you to open fast sweep. For exam

Seite 54 - Increased Sweep Time

Error Messages 7N9340A User’s Guide 145147 Incorrect alignment data in EEPROMIndicates invalid alignment data occurred.143 Final IF overloadIndicates

Seite 55 - Trace Averaging

7 Error Messages146 N9340A User’s Guide111 Error 0x2, DSP will restartIndicates an error occurred between MCU and DSP. Wait the analyzer to reboot.110

Seite 56

147Agilent N9340A Handheld Spectrum Analyzer User’s GuideAgilent Technologies8Menu

Seite 57

N9340A Overview 1N9340A User’s Guide 13Working with BatteriesUse the original battery supplied with the instrument. Installing a BatteryViewing Batter

Seite 58

8 Menu Map148 N9340A User’s GuideAMPTDAmplitude Ref levelAttenuationAuto ManPreampOff OnSacle/DIVSacle TypeLog LinRef OffsetY Axis UnitdBm1 dB

Seite 59

BW/SWPRBWVBWVBW/RBWAvg TypeSweep TimeAuto ManSweepSingle SweepAutoLog PwrPowerVoltageReturnAuto ManAuto ManAuto ManReturnSweep Single ContSw

Seite 60

FreqCenter FreqCF StepAuto ManStart FreqStop Freq8 Menu Map150 N9340A User’s GuideFREQ

Seite 61

MarkerMarkerNormalDeltaOffPeak SearchMarker ToMorePeak Auto Search1 2 3 4 5 6Next Left PKNext Right PK1 of 2To C e n t e rTo RefReturnModeAll OffMark

Seite 62

MEASMeasure OffSEMOBWACPRChannel PowerMethod%dBcCenter FreqInt BWChannel BWReturnCenter FreqAdj ChannelChannel SpaceMain ChannelReturnPercent dBcRetu

Seite 63 - Phrasenoise a RBWlog–=

SPANSpanFull SpanZero SpanLast SpanDemodTriggerThe two menus enable when zero spanAMOff OnFMOff OnSpeaker VolFree RunVideoExt RiseExt FallReturn

Seite 64

8 Menu Map154 N9340A User’s GuideSYSSystemDisplayBrightnessContrastSetting Screen SaveFileGeneralExt InputTrig RefLanguageSave StateReturnDark LightMo

Seite 65 - One Button Measurement

TraceTrac eClear WriteMax HoldMin HoldViewBlankMore1 2 3 4 1 of 2DetectorSave TraceAverageAutoNormalAveragePos PeakMore2 of 2Auto ManOff OnSave As

Seite 66 - Measuring ACPR

Limit TypeBeepSave PatternUpper LowerLimitLimit LineLimit PatternRecall PatternOff OnOff OnOff OnPoint 1Point 2Point 3Point 4X Axis UnitReturnS

Seite 67 - Measuring Channel Power

157AAdding Option, 29Amplitude, 68Attenuation, 68Avg Type, 72BBattery, 13CCF Step, 80Checking SYS Info, 25DDisplay Adjustment, 32EESC/CLR, 78

Seite 68 - Channel Bandwidth

1 N9340A Overview14 N9340A User’s GuideCharging a BatteryYou can only charge the battery when it is in the analyzer. Fully charge the battery when for

Seite 69 - Key Reference

158PPeak Search, 83Power Manager, 33Preamp, 69RReference Level, 68Reference Offset, 70Res BW, 71SSaving a file, 36Saving a trace, 36Scale Type

Seite 70 - Amplitude

Agilent Technologieswww.agilent.com

Seite 71 - Scale Type

15Agilent N9340A Handheld Spectrum Analyzer User’s GuideAgilent Technologi

Seite 72 - Y Axis Units

2 Getting Started16 N9340A User’s GuideChecking Shipment and Order ListWe recommend you check the shipment and order list according to following proce

Seite 73

Getting Started 2N9340A User’s Guide 17Power RequirementsThe AC power supply must meet the following requirements:The analyzer is equipped with a thre

Seite 74 - Avg Type

Notices© Agilent Technologies, Inc. 2006No part of this manual may be reproduced in any form or by any means (including electronic storage and retriev

Seite 75

Plug Type Cable Part NumberPlug a DescriptionFor use in Country & Region250V 10A8121-1703 BS 1363/A Option 900United Kingdom, Hong Kong, Singapore

Seite 76 - In zero span:

Getting Started 2N9340A User’s Guide 19Safety ConsiderationsAgilent has designed and tested the N9340A handheld spectrum analyzer for Measurement, Con

Seite 77 - Sweep Mode

2 Getting Started20 N9340A User’s GuideWARNINGDanger of explosion if the battery is incorrectly replaced. Replace only with the same or equivalent typ

Seite 78 - Single Sweep

Getting Started 2N9340A User’s Guide 21Environmental RequirementsA N9340A is designed for use under the following conditions:• Operating temperature:

Seite 79

2 Getting Started22 N9340A User’s GuideInstrument MarkingsThe CE mark shows that the product complies with all relevant European Legal Directives (If

Seite 80

Getting Started 2N9340A User’s Guide 23Power on the Analyzer for the First TimeA N9340A is fitted with a transflective screen, which is viewable under

Seite 81 - Frequency

2 Getting Started24 N9340A User’s GuidePreparation for UseUse [SYS] hardkey to check or set the system settings of your analyzer. Setting up your N93

Seite 82

Getting Started 2N9340A User’s Guide 25Checking Instrument Information1 Press [SYS] > {More (1 of 3)} > {Show System} to display the system info

Seite 83

2 Getting Started26 N9340A User’s GuideMaking a Basic MeasurementThis section provides information on basic analyzer operations with the assumption th

Seite 84

Getting Started 2N9340A User’s Guide 27Viewing a Signal1 Use a signal generator to generate a continuous wave signal (1 GHz, 0 dBm).2 Press [SYS] >

Seite 85 - •Auto Search

11 N9340A OverviewIntroduction 8Functionality 8Enhanced Usability 9Front Panel Overview 10Top P an e l O v er v ie w 11Display Annota

Seite 86 - •Freq Count

2 Getting Started28 N9340A User’s GuideSome helpful tipsPerforming a time-base calibrationA N9340A provides a manual calibration function to calibrate

Seite 87 - Marker Trace

Getting Started 2N9340A User’s Guide 29Upgrading FirmwareA N9340A provides an easy and fast access for firmware upgrade.1 Setup a folder named N9340DA

Seite 88

2 Getting Started30 N9340A User’s GuideContact Agilent TechnologiesAgilent has set Sales and Service Offices around the world to provide you with comp

Seite 89 - Last Span

31Agilent N9340A Handheld Spectrum Analyzer User’s GuideAgilent Technologies3System Setting

Seite 90 - Max Hold

3 System Setting32 N9340A User’s GuideVisual and Audio AdjustmentQuick Display AdjustmentThe analyzer provides you a quick adjustment on both brightne

Seite 91 - Detector

System Setting 3N9340A User’s Guide 33System SettingIncludes general system settings, displayed language setting, and external input setting.General s

Seite 92 - •Pos Peak

3 System Setting34 N9340A User’s GuideExt InputToggles the channel for external input between Ref and Trig. Ref refers to a 10 MHz reference signal,

Seite 93 - •Neg Peak

System Setting 3N9340A User’s Guide 35Quick Saving StatePress [SYS] > {Setting} > {Save State} to save the current system settings and current

Seite 94 - Recall Trace

3 System Setting36 N9340A User’s GuideFilePressing [SYS] > {File} accesses to the menu that allows you to manage the file saving and loading of th

Seite 95 - Limit Type

System Setting 3N9340A User’s Guide 37File TypeA N9340A provides six types of files and the related available operation is listed as followings:•Trace

Seite 96 - Recall Pattern

2Setting Key Beep 32System Setting 33General system settings 33Ext Input 34File 36Saving a file 36Deleting a file 37Loading a fil

Seite 97 - SCPI Command Reference

3 System Setting38 N9340A User’s GuideShow SystemDisplays the following hardware, software and battery information of your analyzer:Key Access: [SYS]

Seite 98 - SCPI Language Basics

System Setting 3N9340A User’s Guide 39Show ErrorAccesses a list of the last 30 error messages reported by the analyzer. The most recent error will app

Seite 99 - Command Syntax

3 System Setting40 N9340A User’s GuidePerform a Time Base CalibrationAs soon as the calibration function triggers, the current measurement is interrup

Seite 100 - Standard Notations

System Setting 3N9340A User’s Guide 41PresetProvides known system settings for making measurements. The analyzer is able to record two types of system

Seite 101 - Separator

3 System Setting42 N9340A User’s GuideFactory Default SettingsParameter Default SettingCenter Frequency 1.5 GHzStart Frequency 0.0 HzStop Frequency 3

Seite 102 - Common Commands

43Agilent N9340A Handheld Spectrum Analyzer User’s GuideAgilent Technologies4Makin

Seite 103 - CALCulate Subsystem

4 Making Measurements44 N9340A User’s GuideMeasuring Multiple SignalsThis section provides information on measuring multiple signals.Comparing Signals

Seite 104 - Set Limit Line Y-axis value

Making Measurements 4N9340A User’s Guide 456 Move the second marker to another signal peak using the front panel knob or by using the {Peak Search} so

Seite 105 - Control Limit Pattern Testing

4 Making Measurements46 N9340A User’s GuideResolving Signals of Equal AmplitudeIn this example a decrease in resolution bandwidth is used in combinati

Seite 106 - Define Limit Pattern Values

Making Measurements 4N9340A User’s Guide 47If the signal peak is not present on the screen, span out to 20 MHz, set the center frequency to the first

Seite 107 - CALCulate:MARKer Subsection

3Figure 15. Measuring Phase Noise (2) 62One Button Measurement 63Measuring OBW 635Key ReferenceAmplitude 68Ref level 68Attenuation

Seite 108 - Marker Function

4 Making Measurements48 N9340A User’s GuideResolving Small Signals Hidden by Large SignalsThis example uses narrow resolution bandwidths to resolve t

Seite 109 - Marker Mode

Making Measurements 4N9340A User’s Guide 49Measuring a Low-Level SignalThis section provides information on measuring low- level signals and distingui

Seite 110 - Marker On/Off

4 Making Measurements50 N9340A User’s Guide5 Reduce the span to 1 MHz and if necessary re- center the peak.• Press [SPAN] > [1] > {MHz}.6 Set th

Seite 111 - Marker X Value

Making Measurements 4N9340A User’s Guide 51Decreasing the Resolution BandwidthResolution bandwidth settings affect the level of internal noise without

Seite 112 - Marker Read Y Value

4 Making Measurements52 N9340A User’s GuideUsing the Average Detector and Increased Sweep TimeWhen the analyzer’s noise masks low- level signals, cha

Seite 113 - DEMOdulation Subsystem

Making Measurements 4N9340A User’s Guide 53Trace AveragingAveraging is a digital process in which each trace point is averaged with the previous avera

Seite 114 - DISPlay Subsystem

4 Making Measurements54 N9340A User’s GuideImproving Frequency Resolution and AccuracyUsing the frequency counter to improve frequency resolution and

Seite 115 - Trace Y-Axis Reference Level

Making Measurements 4N9340A User’s Guide 55Making Distortion MeasurementsThis section provides information on measuring and identifying signal distort

Seite 116 - Display Mode

4 Making Measurements56 N9340A User’s Guide3 Change the center frequency to the value of the first harmonic:• Press [MARKER] > {Peak Search}.• Pre

Seite 117 - Brightness

Making Measurements 4N9340A User’s Guide 57Figure 12 Identifying Analyzer Distortion (O dB atten)Figure 13 Identifying Analyzer Distortion (10 dB

Seite 118 - INITiate Subsystem

4Full 87Zero 87Last Span 87TRACE 88Trace 88Clear Write 88Max Hold 88Minimum Hold 89View 89Blank 89Detector 89Average

Seite 119 - Take New Data Acquisitions

4 Making Measurements58 N9340A User’s GuideThird-Order Intermodulation DistortionTwo-tone, third- order intermodulation distortion is a common test in

Seite 120 - Select One button measurement

Making Measurements 4N9340A User’s Guide 59and the analyzer input.2 Set one source (signal generator) to 300 MHz and the other source to 301 MHz, for

Seite 121 - MEASure Subsystem

4 Making Measurements60 N9340A User’s Guide• Press [MARKER] > {Peak Search} > {Next Left (Right) Peak}.9 Measure the difference between this tes

Seite 122 - Channel space

Making Measurements 4N9340A User’s Guide 61Measuring Phase NoisePhase Noise is a frequency domain measure of stability. We specify phase noise as sing

Seite 123 - Upper Adjacent Channel Power

4 Making Measurements62 N9340A User’s GuideFigure 14 Measuring Phase Noise (1)N9340A also provides an easy- to- use access for you to measure phase

Seite 124 - Channel Power Subsection

Making Measurements 4N9340A User’s Guide 63One Button MeasurementN9340A provides one- button measurement functionality on OBW (Occupied Band Width), c

Seite 125 - Power Density

4 Making Measurements64 N9340A User’s GuideMeasuring ACPRThe adjacent channel power ratio (ACPR) measures the power ratio between the main channel pow

Seite 126 - SENSe Subsystem

Making Measurements 4N9340A User’s Guide 65Measuring Channel PowerMeasures the power and power spectral density in the channel bandwidth that you spec

Seite 127 - Set the Average Count

4 Making Measurements66 N9340A User’s GuideChannel BandwidthSets the analyzer span for the channel power measurement using the knob, the arrow keys or

Seite 128 - [:SENSe]:BANDwidth Subsection

67Agilent N9340A Handheld Spectrum Analyzer User’s GuideAgilent Technologies5Key Re

Seite 129 - Video Bandwidth Automatic

5FM Demodulation 111DISPlay Subsystem 112Turn the Entire Display On/Off 112Trace Y-Axis Scaling 112Trace Y-Axis Reference Level Offset

Seite 130 - [:SENSe]:DETector Subsection

5 Key Reference68 N9340A User’s GuideAmplitudeActives the reference level function and access the associated softkeys to set functions that affect the

Seite 131 - [:SENSe]:FREQuency Subsection

Key Reference 5N9340A User’s Guide 69PreampToggles the internal preamp between On and Off.Preamp results in a correction being applied to compensate f

Seite 132 - Frequency Span

5 Key Reference70 N9340A User’s GuideRef OffsetAdds an offset value which ranges from - 327.6 dB to +327.6 dB to the displayed reference level. Refere

Seite 133 - Start Frequency

Key Reference 5N9340A User’s Guide 71BW/SWPActives bandwidth function and accesses the associated softkeys to control resolution bandwidth, video band

Seite 134 - Stop Frequency

5 Key Reference72 N9340A User’s GuideVBWChanges the analyzer post- detector filter from 3 Hz to 1 MHz in a 1, 3, 10 sequence using the knob, the step

Seite 135 - [:SENSe]:POWer Subsection

Key Reference 5N9340A User’s Guide 73Log PwrAverages the data as appropriate for the logarithmic scaled y- axis.When average type is set to Log Pwr, “

Seite 136 - [:SENSe]:SWEep Subsection

5 Key Reference74 N9340A User’s GuideSweep TimeSelects the length of time the analyzer takes to tune across the displayed frequency span (or, in zero

Seite 137 - SYSTem Subsystem

Key Reference 5N9340A User’s Guide 75In FFT ModeIn FFT mode, the sweep time is auto- coupled as default. And the submenu of sweep time is invalid in F

Seite 138 - TRACe Subsystem

5 Key Reference76 N9340A User’s Guide•FastActivates the fast sweep mode.Fast sweep mode provides a fast measurement function which decreases the sweep

Seite 139 - TRIGer Subsystem

Key Reference 5N9340A User’s Guide 77Enter• Terminates and enters into the analyzer a numerical value that has been entered from the front panel using

Seite 140 - Video Trigger Level Amplitude

6Video Trigger Level Amplitude 138UNIT Subsystem 1397 Error MessagesError Message List 1428Menu MapAMPTD 148BW/SWP 149FREQ 150MARKER

Seite 141 - UNIT Subsystem

5 Key Reference78 N9340A User’s GuideESC/CLRProvides mainly two types of functions as follows:Clear• Clears any numeric entry and cancels the active f

Seite 142 - 140 N9340A User’s Guide

Key Reference 5N9340A User’s Guide 79FrequencyActivates the center frequency function, and accesses the menu of frequency functions. The center freque

Seite 143 - Error Messages

5 Key Reference80 N9340A User’s GuideCF StepChanges the step size for the center frequency function. Once a step size has been selected and the center

Seite 144 - Error Message List

Key Reference 5N9340A User’s Guide 81MarkerAccesses the marker control softkeys to select the type and number of markers. Markers are diamond- shaped

Seite 145

5 Key Reference82 N9340A User’s GuideDeltaActivates a second marker at the position of the first marker. (If no marker is present, two markers appear

Seite 146

Key Reference 5N9340A User’s Guide 83Peak SearchPlace a marker on the highest peak based on the setting of the Search Criteria as follows:•PeakPlace a

Seite 147

5 Key Reference84 N9340A User’s GuideMarker ToAccess the following marker function menu keys:•To CenterSets the center frequency of the analyzer to th

Seite 148

Key Reference 5N9340A User’s Guide 85•NoiseActive a noise readout mode for evaluating power density.Key Access: [MARKER] > {More (1 of 2)} > {Mo

Seite 149 - Menu Map

5 Key Reference86 N9340A User’s GuideMeasIn the spectrum analysis mode (see “Mode" on page 84MODE), Pressing [Meas] brings up a menu of power su

Seite 150 - 148 N9340A User’s Guide

Key Reference 5N9340A User’s Guide 87SpanActivates the span function and accesses the submenu of span functions. Pressing [SPAN] allows you to change

Seite 151 - N9340A User’s Guide 149

7Agilent N9340A Handheld Spectrum Analyzer User’s GuideAgilent Technologies1N9340A Overview

Seite 152 - 150 N9340A User’s Guide

5 Key Reference88 N9340A User’s GuideTRACEAccesses the trace keys to store and manipulate trace information. Each trace is comprised of a series of da

Seite 153 - N9340A User’s Guide 151

Key Reference 5N9340A User’s Guide 89Minimum HoldMaintains the minimum level for each trace point of the selected trace, and updates each trace point

Seite 154 - 152 N9340A User’s Guide

5 Key Reference90 N9340A User’s Guidedata controlled during that time and present a single point of trace data based on the detector mode. We call the

Seite 155 - N9340A User’s Guide 153

Key Reference 5N9340A User’s Guide 91when measuring sinusoidal (spectral) components. When Positive Peak is selected, “P” appears in the upper-left co

Seite 156 - 154 N9340A User’s Guide

5 Key Reference92 N9340A User’s GuideSave TraceSaves a current trace into a file (*.DAT).The instrument adds an integer in 1, 2, 3 sequence at the rea

Seite 157 - N9340A User’s Guide 155

Key Reference 5N9340A User’s Guide 93LimitLimit LineActivates an adjustable horizontal line that is used as a visual reference line. The line, which c

Seite 158 - 156 N9340A User’s Guide

5 Key Reference94 N9340A User’s GuideBeepSounds alarm as an indicator of limit fails.Key Access: [Limit]Save PatternSave the parameters of the current

Seite 159

95Agilent N9340A Handheld Spectrum Analyzer User’s GuideAgilent Technologies6SCPI C

Seite 160

6 SCPI Command Reference96 N9340A User’s GuideSCPI Language BasicsSCPI is an ASCII-based instrument command language designed for test and measurement

Seite 161 - Agilent Technologies

SCPI Command Reference 6N9340A User’s Guide 97Basic Knowledge RequirementProgramming with SCPI requires knowledge of:• Computer programming languages,

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