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Frequency Error Meter and RF Counter
AF Counter - 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
(15) Connect signal generator RF output connector to frequency counter C input
and to TI T/R.
(16) Press key sequence listed in (a) through (n) below:
(a) MODE RCVR ..........................
Receiver Display
(b) SETUP .....................................
Setup Screen
(c) DATA ENTRY 1 ......................
Set Rcvr Freq
(d) DATA ENTRY 9 0 0................
900
(e) DATA ENTRY ENTER ..........
900 MHz
(f) DATA ENTRY 2 ......................
Select Mod
(g) FIELD SELECT arrow keys ..
Highlight 11. User Defined
(h) DATA ENTRY ENTER ..........
Select 11. User Defined
(i) DATA ENTRY 2 ......................
IF Filters
DATA ENTRY 3 ......................
(j)
300 kHz
(k) F6 (Esc) ....................................
Rcvr Menu
(l) F5 (Ret) ....................................
Receiver Display
(m) MODE MTRS ..........................
Meter Menu
(n) DATA ENTRY 2 ......................
Freq Error Meter/Freq Meter
(17) Set signal generator for a 900.15 MHz, 0 dBm output.
(18) Adjust signal generator frequency until TI FREQ (MHz) display indicates
900.15000 MHz.
(19) Frequency counter will indicate 900.15000 MHz 450.08 Hz. TI FREQ ERR
display will indicate 150 kHz.
(20) Adjust signal generator frequency until TI FREQ (MHz) display indicates
899.85000 MHz.
(21) Frequency counter will indicate 899.85000 MHz 449.93 Hz. TI FREQ ERR
display will indicate 150.0 kHz.
b. Adjustments. No further adjustments can be made.
25. AF Counter
a. Performance Check
(1) Press key sequence listed in (a) through (f) below:
(a) MODE MTRS ..........................
Meters Menu
Auxiliary
(b) AUX (F6) ..................................
(c) MEMORY RCL .......................
Recall
71


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