The HP/Agilent 71910A is a wide bandwidth receiver operating from 100 Hz to 26.5 GHz, engineered for signal monitoring, surveillance, and network analysis across telecommunications, aerospace, and research applications. This instrument combines search and fixed-tuned collection modes with flexible IF bandwidth selection, functioning as both a signal detector and downconverter in stimulus-response measurement setups.
## Technical Specifications
**Frequency Range:** 100 Hz to 26.5 GHz
**IF Bandwidths:**
• 10 MHz to 100 MHz in 10% increments (microwave preselection)
• Up to 100 MHz unpreselected
• Up to 3 MHz for signal searching sweeps
**IF Gain:** 0 dB to 70 dB in 1 dB steps
**Video Output:**
• Connector: BNC (f), 50 Ω nominal
• Level: 0–1 Volts
• Risetime: < 10 ns
• VSWR: < 1.5:1
**IF Outputs Available:**
• 321.4 MHz standard IF output
• 70 MHz optional IF output
• 140 MHz optional IF output
• Full bandwidth video output
• Linear video output
• Optional demodulated FM output
• Optional analog demodulated I/Q outputs
## Key Features
**Operating Modes:**
• Search and collection for signal discovery
• Sweep-and-identify for signal detection
• Fixed-tuned receiver configuration for post-identification analysis
**Modulation Analysis:**
Supports AM, FM, and PM demodulation. Integration with the Agilent 89410A Vector Signal Analyzer enables advanced wideband vector signal analysis up to 26.5 GHz with 20 MHz information bandwidth, including Error Vector Magnitude (EVM) measurement capability.
## Typical Applications
• Signal surveillance and monitoring across broadband frequency spectrum
• Wideband data collection and analysis
• Stimulus-response measurement systems
• Complex modulation signal characterization
## Compatibility & Integration
Designed for integration with Agilent 70000 series spectrum analyzers and the 71209A option 001. Compatible with the Agilent 89410A Vector Signal Analyzer when equipped with appropriate options (Option AY7, Option AYA, and Option 1C2). Wideband IF outputs enable interfacing with Software Defined Radio systems.
