53151A/001 - Keysight (Agilent) Frequency Counter

Keysight Agilent 53151A 26GHz CW Microwave Counter with Options 001 (see below for descriptions)

Options Installed:
001 – High Stability Oven Timebase

Features:
Ultra-wideband, single input from 50 MHz to 26.5 GHz
Simultaneous frequency and power measurement with analog peaking indicator
Accuracy: +/-1 LSD +/- residual stability +/-(timebase error x frequency)
GPIB and RS-232 interfaces standard
Description:

The Agilent HP 53151A Frequency Counter measures both frequency and power over the frequency range 0 to 26.5GHz and features a single, extremely wideband microwave input of 50MHz to 26.5GHz.