TB 9-6625-2333-24
Table 16. Frequency Count Marker Accuracy
Test instrument
Synthesized
MKR frequency indications
Test instrument
signal generator
CENTER FREQ
(GHz)
frequency
settings
settings
Min
Max
(GHz)
(GHz)
4
4
3.999999997
4.000000003
9
9
8.999999995
9.000000005
b. Adjustments. Refer to paragraph 6 c above.
15. Frequency Span Accuracy
a. Performance Check
(1) Connect equipment as shown in figure 4.
Figure 4. Frequency span accuracy - equipment setup.
(2) Press TI INSTRUMENT STATE PRESET key.
(3) Set synthesized signal generator frequency to 300.0008 MHz and level output to -15 dBm.
(4) Press TI keys and enter values using DATA keys as listed in (a) through
(g) below:
FREQUENCY then [CENTER FREQ] to 300.0004 MHz.
(a)
SPAN then [SPAN] to 1 kHz.
(b)
AMPLITUDE then [REF LEVEL] to -10 dBm.
(c)
INSTRUMENT STATE SGL SWP wait for completion of new sweep.
(d)
MARKER PEAK SEARCH.
(e)
[MARKER DELTA].
(f)
[NEXT PEAK].
(g)