Agilent / Keysight 8593A 9kHz-22GHz MW Spectrum Analyzer.

The Agilent/Keysight 8593A is a portable microwave spectrum analyzer delivering signal analysis from 9 kHz to 22 GHz with optional extension to 26.5 GHz. Built for field deployment and laboratory use, it combines broad frequency coverage with measurement precision across RF and microwave applications including communications systems testing, EMI/RFI troubleshooting, and general spectrum monitoring.

Technical Specifications

• Frequency Range: 9 kHz to 22 GHz (standard); 9 kHz to 26.5 GHz with Option 026


• Amplitude Range: −114 dBm to +30 dBm


• Displayed Average Noise Level: Approximately −115 dBm to −113 dBm


• Resolution Bandwidth: 1 kHz to 3 MHz standard; optional narrow RBW modes include 30 Hz, 100 Hz, 200 Hz (EMI), and 300 Hz


• Video Bandwidth: 30 Hz to 1 MHz


• Frequency Accuracy: 7.5 ppm standard; marker count accuracy of 230 Hz at 1 GHz and 2.3 kHz at 18 GHz with optional precision reference


• Input Attenuator: 0 to 60 dB in 10 dB steps; accuracy ±0.5 dB (0–50 dB) and ±0.75 dB (60 dB) at 50 MHz, 10 dB attenuation


• Maximum Safe Input Level: +30 dBm (1 watt) continuous; +30 dBm peak pulse power for <10 µs pulse width and <1% duty cycle with input attenuation ≥30 dB


• Frequency Reference Aging: ±2 × 10⁻⁶/year standard; ±1 × 10⁻⁷/year with Option 004


• User Memory: 32 Kbyte memory cards; 32+ Kbytes internal user memory

Key Features

• Optional tracking generator to 2.9 GHz for transmission and reflection measurements


• HP-IB (Option 021) and RS-232 (Option 023) interfaces for system integration and remote control


• Memory card reader supporting custom measurement personalities and data logging


• Selectable precision frequency reference (Option 004) for enhanced stability and settling accuracy


• Optional fast time-domain sweeps (Option 101) and time-gated spectrum analysis (Option 105)


• AM/FM demodulation options with speaker and detector variants for modulation analysis

Electrical & Physical

• Power Input: 90–132 Vrms, 47–440 Hz OR 195–250 Vrms, 47–66 Hz


• Power Consumption: <500 VA operating; <7 W standby


• Dimensions: 325 mm W × 163 mm H × 427 mm D (without handle, feet, or cover)


• Weight: Approximately 16.4 kg

Compatibility & Integration The 8593A accepts Options 026 (26.5 GHz extension), 004 (precision reference), 101 (fast sweeps), 102–103 (demodulation), and 105 (time-gated analysis). Standard parallel printer port supports direct hardcopy output.