Chapter 1 Performance Tests

Test 3: Channel 1 Frequency Accuracy (HP 53181A Only)

Test 3: Channel 1 Frequency Accuracy (HP 53181A Only)

This set of tests verifies the frequency accuracy specifications of the HP 53181A Frequency Counter.

Equipment

HP 8663A Synthesized Signal Generator

HP 8340B Sweep Oscillator

HP 1250-0780 Type N-to-BNC Connector

HP 10100C 50Ω Feedthrough

HP 10503A BNC Cables (2)

Counter Setup

1Cycle the POWER key to preset the Counter.

2Using the Gate & ExtArm key, set gate time to TIME 1.000 s.

3Set CHANNEL 1 input conditions to:

Trigger/Sensitivity, AUTO TRG: OFF

Trigger/Sensitivity, LEVEL: 0.000 V 50Ω/1MΩ, 50Ω

DC/AC, DC

X10 Attenuate, Off 100kHz Filter, Off

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Assembly-Level Service Guide

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HP manual Test 3 Channel 1 Frequency Accuracy HP 53181A Only