TB 9-6625-2333-24
[IF ADJ ON OFF] to select OFF.
(f)
FREQUENCY then [CENTER FREQ] to 40 MHz.
(g)
SPAN then [SPAN] to 4 MHz.
(h)
AMPLITUDE then [LOG dB/DIV] to 1 dB.
(i)
CONTROL BW then [RES BW] to 2 MHz.
(j)
[VIDEO BW] to 300 Hz.
(k)
(5) Adjust synthesizer/level generator amplitude to position the signal 2 to 3
divisions (2 to 3 dB) below TI reference level.
(6) Set synthesizer/level generator AMPTD INCR to 3 dB.
(7) Press TI INSTRUMENT STATE CAL key then [ADJ CURR IF STATE] key
and wait for IF ADJUST STATUS: messages to disappear.
(8) If TI RES BW setting is 3 kHz or less, proceed to (15) below.
(9) Set synthesizer/level generator frequency to F1 in table 3 for the current TI RES
BW setting.
Table 3. -3 dB Resolution Bandwidth Settings
Test instrument
Synthesizer/level generator
settings
frequency settings
RES BW
SPAN
F1 (MHz)
F2 (MHz)
2 MHz
4 MHz
39.0
41.0
1 MHz
2 MHz
39.5
40.5
300 kHz
500 kHz
39.85
40.15
100 kHz
200 kHz
39.95
40.05
30 kHz
50 kHz
39.985
40.015
10 kHz
20 kHz
39.995
40.005
3 kHz
5 kHz
N/A
N/A
1 kHz
2 kHz
N/A
N/A
300 Hz
600 Hz
N/A
N/A
(10) Press TI keys as listed in (a) through (g) below:
INSTRUMENT STATE SAVE.
(a)
[SAVE STATE].
(b)
[STATE 0].
(c)
CONTROL AUTO COUPLE.
(d)
[ALL].
(e)
MARKER PEAK SEARCH.
(f)
[MARKER DELTA].
(g)
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