TB 9-6625-2340-24
Table 41. Out of Band Response (17 GHz)
Synthesized signal
Test
generator No. 1
instrument
Displayed
Frequency
amplitude limit
(GHz)
(dB)
< 60
5.2381
< 60
5.8809
< 60
10.7977
< 60
11.4405
< 70
16.3572
(63) Press TI keys as listed in (a) through (d) below:
SWEEP CONT.
(a)
MARKER OFF.
(b)
CENTER FREQUENCY, 5.7, GHz.
(c)
REFERENCE LEVEL, 0 dBm.
(d)
(64) Set synthesized signal generator No. 1 output frequency to 5.7 GHz.
(65) Press TI MARKER PRESEL PEAK key and wait for (PEAKING!) on TI
to disappear.
(66) Press TI keys as listed in (a) through (d) below:
MARKER PEAK SEARCH.
(a)
MARKER MKR CF.
(b)
MARKER OFF.
(c)
FREQUENCY SPAN, 5, kHz.
(d)
(67) Adjust synthesized signal generator No. 1 output level to place the peak of the
signal trace at the top TI graticule line.
(68) Press TI keys as listed in (a) through (g) below:
MARKER NORMAL.
(a)
MARKER PEAK SEARCH.
(b)
MARKER .
(c)
SWEEP CONT.
(d)
CENTER FREQUENCY, 2.3679, GHz.
(e)
SWEEP SINGLE.
(f)
SHIFT, SWEEP CONT.
(g)
(69) When sweep is completed press TI SWEEP SINGLE key and wait for the sweep
to finish.
(70) Press TI MARKER PEAK SEARCH key.
(71) The marker amplitude indicated on TI display will be within limits specified in
the first row of table 42.
(72) Press TI keys as listed in (a) and (b) below:
SHIFT.
(a)
STP SIZE.
MARKER MKR/
(b)
69