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ADVANTEST R3131A User Manual

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R3131A
R3131A
Spectrum Analyzer
A personal spectrum analyzer for use
in diverse applications
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ADVANTEST R3131A Specifications

General IconGeneral
Frequency Range9 kHz to 3 GHz
Measurement TypeSpectrum Analysis
Video Bandwidth (VBW)1 Hz to 3 MHz
Total Amplitude Accuracy±1.5 dB
Third Order Intercept+10 dBm
Input Impedance50 Ω
Input VSWR1.5:1 (typical)
DisplayLCD
Display Size8.4 inches
Dynamic Range≥ 90 dB
Input ConnectorN-type female

Summary

Front Panel Overview

Control Keys and Functions

Keys for operations, data entry, and measurement control.

Display and Storage

Features a 5.7-inch display and a floppy disk drive for data management.

Marker Functions

Provides marker functions like delta marker and peak search.

Key Features and Benefits

Measurement Accuracy and Functions

High accuracy OBW, ACP, Power measurements, Auto TUNE, Auto CAL.

Usability and System Performance

Improved operability, speed, standard interfaces, and large display.

Design and Applications

Compact design, diverse application support, and optional tracking generator.

Accommodating Diverse Applications

Mobile Communications

Suitable for applications in mobile communication fields.

EMC

Used for measuring electromagnetic interference.

Installation/Maintenance

Applicable for installation and maintenance tasks.

CATV

Can be used in CATV applications.

Parts

Relevant for testing electronic parts.

Development/Production lines

Useful in development and production environments.

Independent Operation Keys

AUTO TUNE Function

Automatically sets center frequency to the maximum signal level.

COUNTER Function

Performs frequency measurement with selectable resolution from 1Hz to 1kHz.

Power Measurement Functions

Channel Power Measurement

Measures total power within a specified bandwidth.

Total Power Measurement

Obtains total power from the displayed spectrum.

Occupied Bandwidth (OBW)

Measures the frequency band containing 99% of total power.

Adjacent Channel Power (ACP)

Displays measurement results graphically for adjacent channels.

Limit Tests and Special Modes

PASS/FAIL Limit Testing

Performs limit tests based on signal level or limit lines.

GATED SWEEP for Bursted Signals

Analyzes bursted signals by synchronizing with trigger signals.

Multiple Markers

Allows setting up to 10 markers for multi-point measurements.

Save/Recall Functionality

Stores and recalls waveform data and measurement conditions.

Advanced Measurement Functions

Diverse Measurement Capabilities

Includes XdB Down, noise, AM modulation, and filter cut-off measurements.

EMC Measurement Standards

Measures EMI using CISPR Pub. 16-1 standard detectors.

Antenna and Level Correction

Calibrates level indication using built-in antenna correction factors.

System Throughput and Data Management

Improved System Throughput

Shortened GPIB control, data transmission, and doubled waveform update rate.

Trace Data Output and Update

Compares trace data output speed and shows waveform update rates.

Data Save/Recall Workflow

Illustrates the process of saving data to a floppy and managing it on a PC.

Tracking Generator Option (OPT.74)

Reflection Characteristic Measurement

Measures reflection characteristics using an SWR bridge.

Cable Loss Measurement

Measures high-frequency loss of cables from differential measurements.

Detailed Specifications

Frequency and Amplitude Specs

Covers frequency/amplitude ranges, accuracy, stability, and measurement errors.

Sweep and Dynamic Range Specs

Details sweep time, trigger modes, and dynamic performance metrics.

Interface and General Specs

Lists connectors, interfaces, power, weight, and operating conditions.

Tracking Generator Specs

Outlines frequency range, output level, and accuracy for OPT.74.

Rear Panel Connections

Serial and GPIB Interfaces

Describes RS-232 and GPIB connections for remote control and data transfer.

Trigger and Sweep Inputs

Covers External Trigger input and Gated Sweep functionality.

Reference Input and Audio Output

Details the 10MHz Reference Input and Phone output jack.

Printer and Probe Interfaces

Mentions Printer interface and Probe connections.

Printer Control Codes

Lists control codes for compatible printers.

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