Keysight (Agilent) 8920A RF Communications Test Set

The Keysight (Agilent/HP) 8920A RF Communications Test Set is a multi-instrument platform that consolidates up to 22 test functions into a single portable unit. Designed for mobile radio and communication device testing, it delivers signal generation, RF analysis, modulation/demodulation, and audio measurement capabilities in manufacturing, R&D, and field service environments.

– Technical Specifications

Instrument Integration
• Combines up to 22 instruments into a single unit

Signal Generation & Analysis
• Signal Generator: 30 MHz to 1 GHz standard; Option 055 extends to 250 kHz to 1 GHz
• RF Analyzer: 10 MHz to 1 GHz standard; Option 055 extends to 400 kHz to 1 GHz
• Frequency resolution: 1 Hz
• Signal Generator output: −137 dBm to +7 dBm into 50 Ω standard; Option 055 provides −127 dBm to +7 dBm
• Tracking Generator (optional): 400 kHz to 1 GHz
• Spectrum Analyzer (optional): 250 kHz to 1 GHz

RF Power Measurement
• Standard: 1 mW to 60 W continuous; 100 W for 10 seconds. Accuracy: ±10% of reading ±1 mW
• Option 007: 40 µW to 2.4 W continuous; 4 W for 10 seconds. Accuracy: ±10% of reading ±40 µW
• Option 008: 0.1 mW to 6 W continuous; 10 W for 10 seconds. Accuracy: ±10% of reading ±0.1 mW
• Option 016: 1.6 mW to 100 W continuous; 125 W for 10 seconds. Accuracy: ±10% of reading ±1 mW

Modulation
• AM/FM modulation and demodulation

Audio Generation & Analysis
• Audio Generator: DC to 25 kHz; 0.1 Hz resolution; output 0.1 mV to 4 Vrms
• Audio Analyzer: AC voltage measurement 0.1 mV to 4 Vrms; SINAD meter 0 to 60 dB display range
• Distortion measurement accuracy: ±1 dB (300 Hz to 1500 Hz with 15 kHz LPF); ±1.5 dB (300 Hz to 10 kHz with >99 kHz LPF)

Control & Interface
• IBASIC built-in controller
• RS-232 port: 2-way communication via RJ-11 connector (6 pins, 2 addressable)

– Key Features

• Frequency resolution down to 1 Hz for precise tuning
• Multiple RF power measurement ranges via options to accommodate 40 µW to 125 W capability
• Integrated audio generation and distortion analysis with selectable low-pass filters
• Portable design consolidates over 20 individual instruments

– Typical Applications

• Mobile radio manufacturing and acceptance testing
• Field service troubleshooting of RF communication devices
• Research and development of wireless systems
• Audio quality and modulation integrity verification

– Compatibility & Integration

Remote control and automated testing via RS-232 serial interface. IBASIC programming support enables custom test sequences and data logging.