Instruction manual

Chapter 1 Performance Tests
Test 3: Channel 1 Frequency Accuracy (Agilent 53181A Only)
Assembly-Level Service Guide 1-55
1
Test 3: Channel 1 Frequency Accuracy
(Agilent 53181A Only)
This set of tests verifies the frequency accuracy specifications of the Agilent 53181A
Frequency Counter.
Equipment
Agilent 8663A Synthesized Signal Generator
Agilent 8340B Sweep Oscillator
Agilent 1250-0780 Type N-to-BNC Connector
Agilent 10100C 50Ω Feedthrough
Agilent 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.
3 Set 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