2Performance Tests
38 E4416A/E4417A Power Meters Service Guide
Equipment
• Test power meter: Agilent 432A.
• Thermistor mount: Agilent 478A Option H75 or H76.
• Digital voltmeter (DVM): Agilent 3458A.
Test S et up
Procedure
Use the following procedure to perform the power reference level test:
1 Set the DVM to measure resistance:
Connect the DVM between the V
RF
connector on the rear panel of the
Agilent 432A and pin 1 on the thermistor mount end of the sensor cable.
Verify that no power is applied to the Agilent 432A.
Figure 2-6 Power Reference Level Test Setup
Power Meter
Tes t Powe r Mete r
V
RF
V
comp
Thermistor
mount
Power ref
Digital Voltmeter
+ input
− input
The procedure details the key presses required on the Agilent E4416A. For the Agilent
E4417A the equivalent key presses should be performed on both channels.
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