TB 9-6625-2329-35
(c) PARAMETER-AF, enter DATA 1 numerical value, and press
ENTER/UNITS kHz key.
(5) Press TI PARAMETER-FM pushbutton, enter DATA numerical value, and
press ENTER/UNITS kHz key for each row table 24. Using measuring receiver and FM
measurement techniques, modulation will be between specified limits.
Table 24. FM Accuracy
Measuring receiver modulation indications
Test instrument
FM
DATA and
ENTER/UNITS
(kHz)
(kHz)
Min
Max
1
0.93
1.07
3
2.83
3.17
10
9.48
10.52
30
28.48
31.52
100
94.98
105.02
(6) Press PARAMETER-FM pushbutton and press ON/OFF-OFF key.
(7) Adjust controls as listed in (a) through (c) below for each row in table 25 below:
(a) Press TI PARAMETER-RF pushbutton, enter DATA numerical value and
press ENTER/UNITS MHz key.
(b) Press TI PARAMETER-FM pushbutton, enter DATA numerical value,
and press ENTER/UNIT kHz key.
(c) Using audio analyzer and distortion measurement techniques, distortion
will be between specified limits.
Audio analyzer
Test instrument
distortion
DATA and
DATA and
indications
ENTER/UNITS
ENTER/UNITS
(<% )
(MHz)
(kHz)
15
100
0.5
15
25
0.5
46
25
0.5
93
25
0.5
93
50
0.5
187
100
0.5
375
200
0.5
900
400
0.5
(8) Press PARAMETER-FM pushbutton and press ON/OFF-OFF key.
(9) Press PARAMETER-FM pushbutton, enter DATA 40 numerical value, and
press ENTER/UNIT kHz key.
26
