For example: Agilent E4440A or Anritsu 68369
Frequency Counter Module

Model:5303B

Manufactured by: Keysight / Agilent

Category:Plug In / Part / Component / Module

Keysight / Agilent 5303B - Plug In / Part / Component / Module

Keysight / Agilent 5303B Overview

The 5303B Frequency Counter Module can be used with either the 5300A or 5300B mainframes. Channel A input measures from DC to 525MHz (CW or Burst) with 100 mV rms sensitivity to 500MHz. Channel B measures from 50Hz to 80MHz (CW or Burst) with sensitivity of 25 mV rms from 100Hz to 50MHz.

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