Anritsu Company Site Master S312D, Maintenance Manual, Page: 32 / 62

2-10 Spectrum Analyzer Residual Spurious Response Verification Performance Verification
2-22 PN: 10580-00195 Revision B S312D MM
2-10 Spectrum Analyzer Residual Spurious Response Verification
The following test can be used to verify the residual spurious response of the Site Master Spectrum Analyzer.
This test is performed using the positive peak detection mode.
Required Equipment (refer to
Table 1-1
):
• 50 ohm termination, Anritsu Model 28N50-2
• Site Master S312D
Procedure:
1. Connect the 50 Ohm termination to the Site Master RF Input.
2. On the Site Master, press and hold the
ESCAPE/CLEAR
key, then press the
ON/OFF
key to turn on the
Site Master. (This sets the instrument to the factory preset state.)
3. On the Site Master, press the
MODE
key. Use the
Up/Down
arrow key to highlight
Spectrum Analyzer
,
then, press the
ENTER
key to select spectrum analyzer mode.
4. Press the
AMPLITUDE
key and the
Ref Level
soft key.
5. Enter
–75
and press the
ENTER
key to set the Reference Level to –75 dBm. If
AMP
is not showing in the
lower-left of the display, set
Preamp
to ON.
6. Press the
Scale
soft key and enter
5
, then press
ENTER
.
7. Press the
MEAS/DISP
key and the
Bandwidth
soft key.
8. Press the
RBW Manual
soft key and use the
Up/Down
arrow key to select
10 kHz
. Press
ENTER
to set the
resolution bandwidth to 10 kHz.
9. Press the
VBW Manual
soft key and use the
Up/Down
arrow key to select
3 kHz
and press
ENTER
to set
the video bandwidth to 3 kHz.
10. Press the
FREQ/DIST
key and the
Start
soft key.
11. Enter
100
and press the
kHz
soft key to set the start frequency to 100 kHz.
12. Press the
Stop
soft key and enter
10
, then press the
MHz
soft key to set the stop frequency to 10 MHz.
13. Wait till one full sweep is complete.
14. Press the
MARKER
key and then the
M1
soft key.
15. Press the
Marker To Peak
soft key.
Figure 2-10. Spectrum Analyzer Residual Spurious Response Verification Test Setup
HOLD
RUN
START
CAL AUTO
SCALE
SAVE
SETUP RECALL
SETUP
LIMIT MARKER
SAVE
DISPLAY RECALL
DISPLAY
PRINT
SYS
ENTER
CLEAR
ESCAPE
ON
OFF
1
2
4
5 6
7 8
0 9
3
MODE FREQ/DIST AMPLITUDE MEAS/DISP
SiteMaster
S332D
Site Master
1
28N50-2
S312D