HP 8566B Adjustment Manual page 104

16. Set synthesizer to 3000.000 MHz. Connect cable to power sensor
and adjust output level of synthesizer for an indication of -15.00
analyzer input.
17. Key in the following settings:
[ ENTER
C FREQUENCY
FREQUENCY SPAN)
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . OdB
18. Press MARKER (
PRESEL PEAK
disappear from the display.
19. Press SCALE LIN pushbutton, then press [SHIFT) (RES) (AUTOP.
Key in:
( ]
REFERENCE LEVEL
FREQUENCY SPAN]
......................................................................................................
RES BW
20. Press MARKER INORMAL_), Ia].
21. Connect the cable to the power sensor and adjust synthesizer
level for a power meter indication of -5.00 dBm f0.02 dB.
Reconnect cable to spectrum analyzer input.
[
22. Change
REFERENCE LEVEL
Aamplitude:
23. Subtract the value recorded in step 9 from the value obtained
in step 22 to find the gain compression:
result should be >-1.0 dB (less than 1 dB compression).
24. Press @FZiYYJ on the spectrum analyzer. Press CsHlFTl [ATTENY,
25. Set synthesizer to 9000.000 MHz. Connect cable from synthesizer
to power sensor and adjust synthesizer output level for a power
meter reading of -15.00 ho.02 dB. Reconnect cable to spectrum
analyzer input.
26. Key in the following analyzer settings:
FREQUENCY SPAN)
27. Press MARKER
to disappear from the display.
28. Press the SCALE LIN pushbutton, then press (SHIFT) [BW]
(AUTO). Key in the following:
)
LEVEL
FREQUENCY SPAN]
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Hz
RES BW .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
29. Press MARKER [NORMAL), [a.
18. Gain Compression Test
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
) and wait for PEAKING! message to
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -15 dBm
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
)
to -5 dBm. Record the MKR
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
)
and wait for the PEAKING! message
PEAK
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -15 dBm
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .o
3
MHz
30 Hz
. MHz
MHz
Hz
. MHz
Performance Tests 2.79