Chapter 1 Performance Tests

Test 2: Trigger Level (HP 53131A/132A Only)

Test 2: Trigger Level (HP 53131A/132A Only)

This test verifies the Trigger Level accuracy of the HP 53131A and HP 53132A Universal Counters.

Equipment

HP 3325B Synthesizer

HP 10503A BNC Cable

Counter Setup

1Cycle the POWER key to preset the Counter.

2Set CHANNEL 1 input conditions to:

Trigger/Sensitivity, AUTO TRG: OFF

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

DC/AC, DC

X10 Attenuate, Off 100kHz Filter, Off

3Set CHANNEL 2 input conditions to:

Trigger/Sensitivity, AUTO TRG: OFF

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

DC/AC, DC

X10 Attenuate, Off 100kHz Filter, Off

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Assembly-Level Service Guide

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Image 41
HP 181A manual Test 2 Trigger Level HP 53131A/132A Only