HP 8648 A/B/C/D - Changpuak.ch

‘l&t Record
HP 8648BKYD Only
Connect the Test
Equipment
Note
Configure the
Synthesized Signal
Generator
Measure Deviations
Test Record
FM Distortion Performance Test
HP 8648A . . . . . . . . . . . . . . . . . . . . . . . . . . .‘lhble 8-7
HP 8648B . . . . . . . . . . . . . . . . . . . . . . . . . ‘fable 8-26
HP 8648C . . . . . . . . . . . . . . . . . . . . . .Table 8-51
HP 8648D . . . . . . . . . . . . . . . . . . . . . .Thble 8-76
The following steps are for the HP 8648B/C/D only. For the HP 8648A,
this performance test is concluded.
AUDIO ANALYZER
m
MEASURING RECEIVER
\,
,’
0:: 71 . ..O
ODOOO
HP 8648 UNDER TEST
: ;;;; 0 MODULATION
0 oooo ooopop b 0000 OUTPUT
\
☺
INPUT 50R
\
RF MIXER
/
SYNTHESIZED
SIGNAL GENERATOR
RF
OUTPUT
Figure 8-6. FM Distortion Equipment Setup for BP 8648BICID
Use RF mixer MDC-164 when testing the HP 8648C/D. When testing
the HP 8648B, either RF mixer MDC-174 or MDC-164 may be used.
1. Amplitude + 16 dBm
2. Frequency CW (LO frequencies on test record)
3. Modulation off
1. Enter the frequencies and deviations shown in the test record.
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2. Record the test results and compare the results to the limits in the
test record.
HP 8648B .................................................. .l%ble 8-27
HP 8648C ................................................... ‘fable 8-52
HP 8648D .................................................. .‘I?able 8-77
Performance Tests 8-l 1