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Chapter 1 Performance Tests
HP 53131A/132A/181A Operational Verification
1-10 Assembly-Level Service Guide
1
External Arm Test (HP 53131A/132A Only)
This test verifies the External Arm port of the HP 53131A and HP 53132A
Counter is operational.
Equipment
HP 8663A Synthesized Signal Generator
HP 8130A Pulse Generator (or equivalent)
HP 10100C 50
Ω
Feedthrough
HP 10503A BNC Cables (2)
HP 1250-0780 N-to-BNC Connector
Counter Setup
1Cycle the POWER key to preset the Counter.
2 Set the Counter as follows:
Other Meas,
TOTALIZE 1
Gate & ExtArm,
GATE: EXTERNL (ENTER)
3 Set CHANNEL 1 input conditions to:
Trigger/Sensitivity,
AUTO TRG: ON
Trigger/Sensitivity,
LEVEL: 50 PCT
50
Ω
/1M
Ω
, 50
Ω
DC/AC, DC
X10 Attenuator, Off
100kHz Filter, Off