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Agilent N9340A
Handheld
Spectrum Analyzer
User’s Guide
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Notices © Agilent Technologies, Inc. 2007 Warranty No part of this manual may be reproduced The material contained in this document in any form or by any means (including is provided “as is,” and is subject to electronic storage and retrieval or being changed, without notice, in future translation into a foreign language) editions. Further, to the maximum extent without prior agreement and written permitted by applicable law, Agilent consent from Agilent Technologies, Inc. as disclaim
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Notices © Agilent Technologies, Inc. 2007 Warranty No part of this manual may be reproduced The material contained in this document in any form or by any means (including is provided “as is,” and is subject to electronic storage and retrieval or being changed, without notice, in future translation into a foreign language) editions. Further, to the maximum extent without prior agreement and written permitted by applicable law, Agilent consent from Agilent Technologies, Inc. as disclaim
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A CAUTION notice denotes a hazard. It calls attention to CAU CAU TIO -N an operating procedure, practice, or the like that, if not correctly performed or adhered to, could result in damage to the product or loss of important data. Do not proceed beyond a CAUTION notice until the indicated conditions are fully understood and met. A WARNING notice denotes a hazard. It calls attention to WARNING an operating procedure, practice, or the like that, if not correctly performed or adhered to, co
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Table of Contents 1 N9340A Overview Introduction 2 Functionality 2 Optimized Usability 3 Front Panel Overview 4 Top Panel Overview 5 Display Annotations 6 Working with Batteries 7 Installing a Battery 7 Viewing Battery Status 7 Charging a Battery 8 2 Getting Started Checking Shipment and Order List 10 Power Requirements 11 AC Power Cords 12 Safety Considerations 13 Electrical Requirements 15 Electrostatic Discharge (ESD) Precautions 15 Instrument M
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Measuring a Low-Level Signal 31 Improving Frequency Resolution and Accuracy 36 Making Distortion Measurements 37 One-button Power Measurement 43 Making a Stimulus Response Transmission Measurement 47 Measuring Stop Band Attenuation of a Low-pass Filter 49 Making a Reflection Calibration Measurement 51 Measuring Return Loss Using the Reflection Calibration Routine 54 4 System Setting Visual and Audio Adjustment 56 Quick Display Adjustment 56 Manual Display Adjustment
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Y Axis Units 72 BW/SWP 73 RBW 73 VBW 74 VBW/RBW 74 Avg Type 74 Sweep Time 76 Sweep 77 Enter 79 ESC/CLR 80 Frequency 81 Center Frequency 81 Start Frequency 81 Stop Frequency 81 CF Step 82 Marker 83 Marker 83 Normal 83 Delta 84 Off 84 Mode 86 Marker Trace 87 All Off 87 Meas 88 Span 89 Span 89 Full 89 Zero 89 Last Span 89 TRACE 90 Trace 90 Clear Write 90 Max Hold 90 Minimum Hold 91 View 91 Blank
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Save Trace 94 Save As 94 Recall Trace 94 Limit 95 Limit Line 95 Limit Pattern 95 Set Pattern 95 Limit Type 95 Beep 96 Save Pattern 96 Recall Pattern 96 6 SCPI Command Reference SCPI Language Basics 98 Basic Knowledge Requirement 99 Command Categories 99 Command Syntax 99 Standard Notations 100 Default unit of parameters 101 Common Commands 102 Clear Status 102 Identification Query 102 Reset 102 CALCulate Subsystem 103 Limit Line S
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Initiate a single sweep 117 INSTrument Subsystem 118 Select One button measurement 118 MEASure Subsystem 119 OBW Subsection 119 ACPR Subsection 119 SENSe Subsystem 123 [:SENSe]:AVERage Subsection 123 FREQuency Subsection 128 SWEep Subsection 132 SYSTem Subsystem 133 Ext Input 133 Date Query 133 Time Query 133 Error Information Query 133 TRACe Subsystem 134 Tracking Generator Subsystem 135 State 135 Output Amplitude 135 Amplitude Offset
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Trigger Source 139 UNIT Subsystem 141 7Error Messages Error Message List 144 8 Menu Map AMPTD 150 BW/SWP 151 FREQ 152 MARKER 153 MEAS 154 SPAN 155 SYS 156 TRACE 157 Limit 158 6
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Agilent N9340A Handheld Spectrum Analyzer 1 N9340A Overview Agilent Technologies 1
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1 N9340A Overview Introduction An Agilent N9340A is a handheld spectrum analyzer with a frequency range from 100 kHz to 3 GHz, tunable to 9 kHz. The analyzer provides ultimate measurement flexibility in a package that is ruggedized for field environments and convenient for mobile applications. Functionality An Agilent N9340A provides your with comprehensive functionality set and measurement convenience, including: 1 Pass/Fail judgement Sets limit lines on the display for a quick Pass/Fa
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N9340A Overview 1 4 Power Suite Provides one-button measurement functionality on OBW (Occupied Bandwidth), channel power, and ACPR (Adjacent Channel Power Ratio). 5 High-sensitivity measurement Includes a 3 GHz pre-amplifier (Option N9340A-PA3) enabling highly sensitive measurement which helps in the analysis of low-level signals. Optimized Usability An Agilent N9340A handheld spectrum analyzer provides enhanced usability: • 7.2-inch sunlight viewable screen ( 640 × 480 pixels) enables
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1 N9340A Overview Front Panel Overview 12 14 13 N9340A 100 kHz - 3.0 GH z HANDHELD SPECTR UM ANAL YZER 11 10 1 AB C 2DEF 3 GHI 4JKL 5MNO 6 PQ R 9 STU VWX YZ_ 7 8 9 0SAVE LIMIT MARKE R ES C /C L R P R ES ET 8 ENT ER BW / SYS MO D E ME A S T R A C E AMP TD SPAN FREQ SW P 7 6 1 2 3 4 5 Caption Function 1 Power Switch Toggles the analyzer between on and off 2 SYS Brings up a submenu for system setup 3 Function keys Includes hardkeys: FREQ, SPAN, AMPTD, BW/SWP, TRACE, MEAS, and MODE 4 Prese
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N9340A Overview 1 Top Panel Overview 8 7 9 50 VDC MAX 33 dBm (2 W) MAX EXT TRIG IN/ RF INPUT 50 EXT REF IN RF OUT 50 Ext. Power Charging PC 12-18 VDC 12-18 VDC 55 80 W M W MA A X X 1 2 3 4 5 6 1. DC Connector Provides input for the DC power source via an AC-DC adapter. (Make sure that the line-power source outlet has a protective ground contact.) 2. Charging indicator Lights when the battery is charging. 3. External power indicator Lights when an external DC power applied to the a
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1 N9340A Overview Display Annotations 14 1 13 12 2 3 4 11 5 6 8 9 10 7 Description Associated Function Key 1Time and Date [SYS] > {Setting} > {General} 2 Reference Level [AMPTD] 3 Amplitude Scale [AMPTD] 4 Detector Mode [TRACE] > {More (1 of 2)} > {Detector} 5 Center Frequency [FREQ] > {Center Freq} 6 Resolution Bandwidth [BW/SWP] > {RBW} 7 Display Status Line Displays analyzer status and error messages. 8Video Bandwidth [BW/SWP] > {VBW} 9Frequency Span [SPAN] 10 Sweep Time [BW/SWP] > {Swee
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N9340A Overview 1 Working with Batteries Use the original battery supplied with the instrument or a genuine equivalent replacement from Agilent. Installing a Battery Insert a battery, ensuring correct orientation with the CAU CAU TIO -N electrodes correctly aligned. Step Notes 1 Open the battery cover Use a cross-head type screwdriver to remove the screw, then pull the cover open. 2 Insert the battery 3 Close the battery cover Push the cover closed, then refasten the screw. Viewing Batter
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1 N9340A Overview Charging a Battery You can only charge the battery when it is in the analyzer either in operating or when the analyzer is shut down. Fully charge the battery before first using the analyzer. This typically takes about four hours. Never use a modified or damaged AC-DC adapter. CAU CAU TIO -N 1 Install the battery in the analyzer. 2 Simply attach the AC-DC adapter and switch on external power. 3 The charge indicator lights, indicating that the battery is charging. When the
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Agilent N9340A Handheld Spectrum Analyzer 2 Getting Started Conventions 1. A pair of curly brackets { } indicates a softkey, for example {Start} refers to the Start softkey. 2. A pair of square brackets [ ] indicates a hardkey, for example, [ENTER] refers to the ENTER hardkey. 3. An analyzer refers to Agilent N9340A handheld spectrum analyzer in the following chapters. 4. A DUT refers to a device under test. Agilent
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2 Getting Started Checking Shipment and Order List We recommend you check the shipment and order list according to the following procedure when you receive the shipment. Inspect the shipping container for damages. Signs of damage may include a dented or torn shipping container or cushioning material that indicate signs of unusual stress or compacting. Carefully remove the contents from the shipping container, and check your shipment. For any question or problem, contact Agilent Tec
