Noise Sidebands Test Setup - HP 8566B Adjustment Manual

12. Noise Sidebands Test
Figure 2-22. Noise Sidebands Test Setup
Spectrum Analyzer (1ST LO OUTPUT) . . . . . . . . . . . . . . . . . . . HP 8566A/B
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
1. Allow both analyzers to warm up for at least one-half hour with
LINE switch in either the STANDBY or ON position.
2. On one of the analyzers, connect the CAL OUTPUT to the RF
INPUT. Press (2) then LRECALL) @ and adjust FREQ ZERO
control for maximum signal amplitude. Repeat this frequency
calibration on the other analyzer. When completed, press
3. Connect 1ST LO OUTPUT of source analyzer to RF INPUT of
analyzer under test as shown in Figure 2-22.
Do not connect the frequency reference (on the rear panel) of the
analyzers to a common frequency reference.
4. Key in the following on the source analyzer:
( FREQUENCY) . . . . . . . . . . . . . . . . . . . .
CENTER
( ) . . . . . . . . . . . . .
FREQUENCY SPAN
SHIFT MKR + REF LVL
[SHIFT] lREsBW_)P (YTO Pretest Mode)
SWEEP (SINGLE]
The first line of the diagnostic display and the CENTER readout
should both now indicate 5.700 000 000 GHz. This is the 1ST LO
OUTPUT frequency.
SPECTRUM ANALYZER
ADAPTER
ADAPTER
. . . . . . . . . . . . . . . . OHz
for convenience)
(Display diagnostics
5.7 GHz