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FM Deviation Meter (Peak) - Continued
FM Deviation Meter (Peak) - Continued

Calibration Procedure For Radio Test Set An/Grm-114B, An/Grm-122, And Ts-4317/Grm Page Navigation
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TB 9-6625-2296-24
(h) DATA ENTRY 2 ......................
IF Filters
(i) DATA ENTRY 3 ......................
300 kHz
DATA ENTRY 3 ......................
(j)
Post Detection
(k) DATA ENTRY 2 ......................
Low Pass Filter
(l) DATA ENTRY 3 K ..................
3 kHz
(m) ESC (F6) ...................................
Escape
(n) DATA ENTRY 4 ......................
Select Input Atten
(o) DATA ENTRY 3 ......................
40 dB
(p) Verify that selection 3. Select MODE RCVR In indicates Antenna if not
press DATA ENTRY 3 .....................................
Antenna in
(q) Ret (F5) ....................................
Return
(6) Press key sequence listed in (a) through (g) below:
(a) DATA SCROLL arrow keys ...
Highlight DEV
(b) DATA ENTRY ENTER ..........
Select DEV
(c) Range (F1) ...............................
Deviation Range
(d) DATA SCROLL arrow keys ...
Highlight 10 kHz range
(e) DATA ENTRY ENTER ..........
Select 10 kHz deviation
(f) Ret (F6) ....................................
Return
(g) FM Z (F3) .................................
FM Zero
(7) Set signal generator FM on.
(8) Press MODE MTRS (Meters Menu), AUX (F6) (Auxiliary Functions Menu), and
DATA ENTRY ENTER keys, then press FIELD SELECT arrow keys to highlight 2. Dev
Meter (Peak). Press DATA ENTRY ENTER key.
(9) Press DATA ENTRY ENTER and DATA ENTRY keys to enter value
displayed on measuring receiver in 10 kHz (+) data field and press DATA ENTRY ENTER
key.
(10) Press DATA ENTRY - key, followed by DATA ENTRY numeric keys to enter
value displayed on measuring receiver in 10 kHz(-) data field and press DATA ENTRY
ENTER key.
(11) Adjust signal generator output for 121.1 MHz at 0 dBm with 17 kHz deviation at
3 kHz rate. Set FM off.
(12) Press Ret (F5) (Return), MODE RCVR (Receiver Display), SHIFT, and Y keys
(Backup Cal Data ? y/n).
(13) Press key sequence listed in (a) through (g) below:
65


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