HP 3562A Service Manual page 94

P E R FORMANCE TE STS
4. Adjust the ampl itude of frequency synthesizer #2 u ntil Ya
5 . Press the H P 3562A keys as fol lows:
AVG
Table 2-1 5 Intermodulation Distortion
Measurement Two
Fundamental
Frequencies
F1
89 k H z 9 9 k H z
89 k H z 9 9 k H z
89 k H z
9 9 k H z
For each of the harmonic freq uenc ies listed i n table 2-1 5 perform steps 1 through
8 9 k H z 9 9 k H z
J .
1 . Press the H P 3562A keys as fol lows:
F R EQ
START
2. If the Ya marker read ing is less than or equal to - 80 dBVrms, check PASS on the
x
Performance Test Record for measu rement two, channel 1 with the BNC shell
floating.
3. If the Yb marker read i ng is less than or equal to - 80 dBVrms, check PASS on the
Performance Test Record for measurement two, channel 2 with the BNC shell
floating.
K. Con nect the test instruments as shown in figure 2-24 so the center conductor of
each channe l's BNC is grounded.
For each of the harmonic freq uencies l isted in table 2-1 5 perform steps 1 through
1 . Press the H P 3562A keys as fol lows:
F R EQ
START
2-72
x
STA BLE
H armon ic
Frequency
F2
1 0 kHz
7 9 kHz '
2 0 k H z
6 9 k H z
C E N T E R FREQ
To harmonic freq uency in tab le
C E NTE R FREQ
To harmonic freq uency in table
MO D E L 3562
dB ± 50 mdB.
o
To harmonic frequency
in table
To harmonic frequency
in tab le