Receiving Am Or Fm Signals (Off-The-Air) - IFR FM/AM-1200A Operation Manual

~
STEP PROCEDURE
2. Using Keyboard (18), set FM/AM-1200S/A to desired RF frequency.
4-5-3 RECEIVING AM OR FM SIGNALS (OFF-THE-AIR)
STEP PROCEDURE
1. Perform "BASIC RECEIVER OPERATION'' steps described in paragraph
4-5-2.
2. Place MODULATION Select Control (3) to:
a. ''AM NORM'' or ''AM NAR" position, if receiving AM signals.
b. "FM WIDE'', ''FM MID" or ''FM NAR'' position, if receiving FM
signals.
3. To aurally monitor received audio, adjust VOLUME Control (40)
and SQUELCH Control (41) as required.
4. Use monitoring features outlined in Table 4-4 to monitor desired
signal parameters.
4-5-4
RECEIVING SSB SIGNALS (OFF-THE-AIR)
PROCEDURE STEP
1.
2.
3.
4.
Perform ''BASIC RECEIVER OPERATION'' steps described in paragraph
4-5-2.
Place MODULATION Select Control (3) to ''SSB'' position.
To aurally monitor audio, adjust VOLUME Control (40) and SQUELCH
control (41) as required.
Use GEN/LOCK Control (32) as a clarifier.
MODULATION
SELECT CONTROL DEMODULATION PRE-DETECTION
POST-DETECTION
POSITION MODE BANDWIDTH
BANDWIDTH
AM
NAR AM
6
kHz 8 kHz
NORM AM 15 kHz
8 kHz
SSB
SSB
6
kHz 8 kHz
FM
NAR FM 15 kHz
8 kHz
MID FM 200 kHz 8 kHz
WIDE FM 200 kHz
80 kHz
Table 4-5 Modulation Select Control Positions
4- 31
05