artisan 8640B - Page 94

Model 8640B TM 9-4935-601-14-7&P
PERFORMANCE TESTS
4-24. OUTPUT LEVEL ACCURACY TEST (Complete) (Cont'd)
1.5 MHz Low Pass Filter.......................................................... CIR-Q-TEL 3 Pole
Oscilloscope.....................................................................HP 180A/1801A/1820C
20 dB Attenuator.....................................................................HP 8491A OPT 20
13 dB Attenuator.................................................HP 8491A OPT 10 and OPT 03
Power Meter ..........................................................................................HP 435A
Power Sensor.......................................................................................HP 8481A
Double Shielded Cable (17 required)............................................HP 08708-6033
Noise Filter:
SPST Switch................................................................................. HP 3101-0163
100 k2 Resistor ............................................................................. HP 0757-0465
100 MF Capacitor.......................................................................... HP 0180-0094
NOTE
An HP Model 432A Power Meter with a Model 478A Thermistor Mount can be used for this test.
However, a 10 dB attenuator, such as the Model 8491A OPT 10, must be used with the mount.
This will slightly degrade measurement accuracy.
4-30
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