HP 8566B Adjustment Manual page 79

13. Line-Related Sidebands Test
Spectrum Analyzer (1ST LO OUTPUT) . . . . . . . . . . . . . . . . HP 8566A/B
AC Power Source (Option 400 ONLY) . . California Instruments Model
153T
Adapter, Type N (m) to SMA (f) (2 required) . . . . . . . . . . .1250-1250
Adapter, Type N (f) to BNC (m) . . . . . . . . . . . . . . . . . . . . . 1250-0077
Cable Assembly, SMA Male Connectors . . . . . . . . . . . . . . . . .5061-1086
Allow both analyzers to warm up for at least one-half hour with
1 .
LINE switch in either the STANDBY or ON position.
2. Connect CAL OUTPUT to RF INPUT on one of the analyzers.
Press C-1 then m @ and adjust FREQ ZERO control
for maximum signal amplitude. Repeat this frequency calibration
on the other analyzer. When complete, press C-22 on each
analyzer.
3. Connect CAL OUTPUT of source analyzer to RF INPUT of
analyzer under test as shown in Figure 2-24.
4. Key in the following on the analyzer under test:
FREQUENCY
SPAN
Wait for asterisk (*) in upper-right of display to disappear.
(
5. Press MARKER
wait for asterisk (*) to disappear. Trace should now be centered
on
display.
6.
Press cm] (mjG, SWEEP m, (iJ @J (J-1 to
initiate video averaging of 10 sweeps.
7. When VID AVG = 10, press [SHIFT), TRACE B (j-1, TRACE A
8. Press MARKER [
PEAK SEARCH
peaks of the line-related sidebands separated from the signal by
multiples of the line frequency (e.g., 120, 180, 240, 300, 360, 420,
480, and 540 Hz for a 60 Hz line frequency). The fundamental
line frequency cannot be resolved. Refer to Figure 2-25.
] . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
], (jMKR], (
PEAK SEARCH
) [al and position the marker at the
100
MHZ
1.2 kHz
and
MKR REF