TB 9-6625-2322-24
(b) More, Config, Clock 40/10 to 40, and Top Menu.
(c) More, Mode, arrow key to highlight Single, Select, and Previous Menu.
(d) Trigger, arrow key to highlight Free Running, Select, and Previous Menu.
(e) Previous Menu, Edit Period, 10 ms, and Edit Period.
(f) Edit Width, 5 ms, and Edit Width.
(g) On/Off to on.
(10) Press spectrum analyzer keys as indicated in (a) through (g) below:
(a) Trig, Video, 1, 0, -dBm.
(b) BW/Avg, Video BW, 100 kHz.
(c) Res BW, 100 kHz.
(d) Sweep, Sweep Time, 5, 0, ms.
(e) BW/Avg, Average, 3, 0.
(f) Single.
(g) Peak Search.
(11) Verify that the marker indication is within minimum and maximum limits listed
in table 16 for the 1 GHz pulse on test.
(12) Press spectrum analyzer Marker, Delta keys.
key one time. Marker should be located in the valley
(13) Press spectrum analyzer
between the signal peaks.
(14) Verify that the Mkr amplitude indicates within the limits listed in table 16 for
the 1 GHz pulse on/off ratio.
Table 16. Pulse On/Off Ratio Test
Spectrum analyzer indication
Min
Max
Test Description
1 GHz pulse on
-2 dB
2 dB
1 GHz pulse ON/OFF RATIO
----
-80 dB
(15) Reduce outputs to minimum.
(16) Disconnect equipment setup.
b. Adjustments. No further adjustments can be made.
15. Final Procedure
a. Deenergize and disconnect all equipment.
b. Annotate and affix DA label/form in accordance with TB 750-25.
23/(24 Blank)