Agilent / Keysight 8590D 9kHz-1.8GHz RF Spectrum Analyzer

The Agilent/Keysight 8590D is a portable RF spectrum analyzer delivering signal analysis across 9 kHz to 1.8 GHz. Built for field and laboratory deployment, this instrument combines accessible operation with expandable measurement capability and cost-effective performance across RF testing, troubleshooting, and signal monitoring tasks.

Technical Specifications

• 9 kHz to 1.8 GHz (50 Ω input)


• 1 MHz to 1.8 GHz (75 Ω, Option 001) Amplitude Performance


• Displayed average noise level: −115 to −113 dBm typical (50 Ω, 0 dB attenuation, 1 kHz RBW, 30 Hz VBW)


• Maximum safe input: +30 dBm (1 W) average continuous power; +50 dBm (100 W) for pulses <10 µs at 5 MHz): 5 MHz): <−70 dBc


• Other spurious: <−65 dBc @ ~30 kHz offset

Key Features

• Internal memory: storage for 50+ traces and states


• RAM card support for expanded data retention


• HP-IB (IEEE 488) and RS-232 interfaces


• Parallel printer interface


• Zero span mode for time-domain analysis

Typical Applications RF signal characterization, EMI/RFI diagnostics, component troubleshooting, transmission monitoring, and field signal assessment across multiple frequency bands and power levels.

Compatibility & Integration HP-IB and RS-232 connectivity enable integration with automated test systems and external instrumentation. Memory card compatibility supports data transfer and archival.