HP 8566B Adjustment Manual page 47

7. IF Gain Uncertainty Test
2-22 Performance Tests
Frequency Synthesizer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Adapter, Type N (m) to BNC (f) . . . . . . . . . . . . . . . . . . . . . . . . . . 1250-0780
1. Press (j2).
2.
Connect CAL OUTPUT to RF INPUT.
3. Press m @. Adjust AMPTD CAL for a MARKER amplitude
of -10.00 dBm f0.02 dB.
4. Press @YZZQ
5. Set the frequency synthesizer for an output frequency of 20.0010
MHz and an output power level of -2.0 dBm. Set the amplitude
increment for 10 dB steps.
6. Connect the equipment as shown in Figure 2-9.
7. Key in analyzer settings as follows:
FREQUENCY) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(
CENTER
[ ] . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
FREQUENCY SPAN
(
8. Press MARKER
PEAK SEARCH
[ )
to center signal trace on display.
CENTER FREQUENCY
9.
Set analyzer as follows:
[
LOG
ENTER
Press MARKER (
10.
PEAK
11. Press [sHIFTI), CATTEN)' to permit extended reference level settings.
12. (
Set the analyzer
REFERENCE LEVEL
synthesizer amplitude according to 'Iable 2-9 settings. (Use the
frequency synthesizer QlJ for 10 dB steps.) At eachsetting, note
the MKR A amplitude displayed in the upper right corner of the
analyzer display (deviation from the 0 dB reference setting) and
record it in the table. See Figure 2-10.
After measurement at the
as indicated in Table 2-9.
],
],
( ]
= -70 dBm setting, press
REFERENCE LEVEL
HP 3335A
20.001 MHz
. . . . . . 2 kHz
1 dB