The Keysight (formerly Agilent / Hewlett-Packard) 8591C is a dedicated Cable TV spectrum analyzer designed for non-interfering RF and video measurements. Covering a frequency range of 1 MHz to 1.8 GHz, it features one-button FCC proof of performance measurements and standard NTSC formatting, making it ideal for CATV system troubleshooting and automated testing.

Specifications

Physical

ParameterValue
Power Supply90 to 132 Vrms (47-440 Hz) or 195 to 250 Vrms (47-66 Hz), < 500 VA
Operating Temperature0 to +55

Frequency Specifications

ParameterValue
Frequency Range1 MHz to 1.8 GHz
Resolution Bandwidth (RBW) Range1 kHz to 3 MHz
Video Bandwidth (VBW) Range30 Hz to 1 MHz

CATV Specific Measurements

ParameterValue
Automated MeasurementsOne-button FCC proof of performance CATV measurements

Inputs and Outputs

ParameterValue
RF Input Impedance75 Ω
PreamplifierBuilt-in

Sweep

ParameterValue
Sweep Time (Maximum)100 s

Amplitude

ParameterValue
Maximum Safe Input Level+75 dBmV / +26 dBm

Frequency

ParameterValue
Reference Frequency10 MHz

Spectral Purity

ParameterValue
Phase Noise (30 kHz offset)< -105 dBc/Hz

Technology

Spectrum Analysis

Applications

Cable TV (CATV) System Testing