HP 83522A Service Notes page 45

Model 83522A Performance Tests
PERFORMANCE TESTS
-
4-1 6. INTERNAL CRYSTAL MARKERS (Cont'd)
PROCEDURE:
1. Connect equipment as shown in Figure 4-1.
2. Set oscilloscope for an A vs. B measurement. Set Channel B gain at 1VIDIV. Set
Channel A gain as necessary.
3. On the 8350A press
INSTR PWSBIf
.
Set 83522A power output between 4-3 and 4-13
dBm. Adjust oscilloscope POSITION control to center trace on screen.
5 0 M H z Markers
4. Press 8350A
CF
and at DATA ENTRY enter 26 and at DATA
ENTRY enter 500 MHz. On the 83522A select nd SO MHz
markers.
5. Verify the presence of 10 equally spaced and stable markers. Disengage
MKR
and engage
fIMTEN5 MER
.
If necessary, decrease CRT beam intensity to
verify that markers are operational as intensity spots.
6. Press 8350A
CF
.
Press 83522A
.
Monitor markers while slowly
rotating the left RPG until C F equ erify that amplitude markers are
equally spaced and stable across the frequency band.
1 0 M H z Markers
7. On the 83504 press
CF
and at DATA ENTRY enter 60 MHz. Press
bF
,
and at
enter
100 MHz.*On the 835224 press
MHz markers a
8. Verify the presence of 10 equally spaced and stable markers.
9. On the 83504 press
CF
.
Monitor markers while slowly rotating the left RPG until CF
-
equals 2350 MHz. Verify that amplitude markers are equally spaced and stable across
the frequency band.
1 M H z Markers
10. Press 8350A
CF
and at DATA ENTRY enter 15 MHz. Press bJF and at DATA
ENTRY enter 10 MHz. On the 835224 press MHz markers.
11. Verify the presence of 10 equally spaced and stable markers.
12. On the 8350A press
CF
.
Monitor markers while slowly rotating left RPG until CF
equals 995 MHz. Verify that amplitude markers are equally spaced and stable across
the frequency band.