Performance Tests
Introduction
HP EPM-441A/442A Service Guide 2-3
Equipment Required
Table 2-1 lists all the equipment required for the adjustments and
performance tests. If substitutions must be made, the equipment used
must meet the critical specifications.
Table 2-1: Required Equipment
Equipment
Required
Model
Number
Critical Specification Usage
1
1. P = Performance Tests, A = Adjustments
Digital Multimeter HP 3458A Range 0 to 20 V
Resolution 0.01 V
P and A
Range Calibrator HP 11683A Calibration Uncertainty
±0.25%
P and A
Frequency Counter HP 5314A Range 10 Hz to 50 MHz
Resolution 1 Hz
P and A
Power Meter HP 432A Range 1 mW
Transfer Accuracy 0.2%
P and A
Thermistor Mount HP 478A
Option H75
HP 478A
Option H76
SWR<1.05 at 50 MHz
Accuracy
±0.5% at 50 MHz
P and A
Power Sensor HP E-series
power sensor
P
30 dB Attenuator HP 11807A
or
HP 8491A
Option 030
P
Power Sensor Cable HP 11730A P and A
4402serv.book Page 3 Monday, March 11, 2002 11:34 AM