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Chapter 1 Performance Tests
Test 2: Trigger Level (HP 53131A/132A Only)
Assembly-Level Service Guide 1-19
1
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.
2 Set CHANNEL 1 input conditions to:
Trigger/Sensitivity,
AUTO TRG: OFF
Trigger/Sensitivity,
LEVEL: 0.000V
50
Ω
/1M
Ω
, 50
Ω
DC/AC, DC
X10 Attenuate, Off
100kHz Filter, Off
3 Set CHANNEL 2 input conditions to:
Trigger/Sensitivity,
AUTO TRG: OFF
Trigger/Sensitivity,
LEVEL: 0.000V
50
Ω
/1M
Ω
, 50
Ω
DC/AC, DC
X10 Attenuate, Off
100kHz Filter, Off