HP 53181A Service Manual

Chapter 1 Performance Tests
Test 3: Channels 1 and 2 Frequency Sensitivity (HP 53131A/132A Only)
1-22 Assembly-Level Service Guide
1
Test 3: Channels 1 and 2 Frequency
Sensitivity (HP 53131A/132A Only)
This set of tests verifies frequency sensitivity specifications of the
HP 53131A and 53132A Universal Counters.
Equipment
HP 8663A Synthesized Signal Generator
HP 1250-0780 Type N-to-BNC Connector
HP 10100C 50
Ω
Feedthrough
HP 10503A BNC Cables (2)
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: 0.000 V
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: 0.000 V
50
Ω
/1M
Ω
, 50
Ω
DC/AC, DC
X10 Attenuate, Off
100kHz Filter, Off

HP 53181A Specifications

General

Display	12-digit LCD
Category	Frequency Counter
Resolution	12 digits
Input Impedance	1 MΩ
Functions	Frequency, Period, Ratio, Time Interval, Pulse Width, Totalize, Phase
Interfaces	GPIB, RS-232