VHF Radio Receiver R-1518/UR

TM 32-5895-206-10

b. VHF Radio Receiver R-1518/UR. Signal types are:

amplitude modulation (AM), frequency modulation (FM), and

continuous wave (CW).

(1) Check to see that components are properly

connected as shown in figure 2-11 or 2-12. Check control

settings.

(2) Select antenna which works best. Move antenna

as necessary for best reception. Adjust TRIM control for

maximum signal strength.

(3) Set FUNCTION switch to FM, AM, or CW as

required.

(a) It may be possible to tune in single sideband

signals on CW.

(b) FM

signals

usually

require

that

BANDWIDTH switch be set to 75 kHz.

received with BANDWIDTH switch set to 10 kHz.

(4) Adjust TUNE control to tune in desired signal.

Press tuning control for fast scan tuning. Do not press tuning

control for fine tuning. Fine tune receiver for best sound quality.

Readjust TRIM control for maximum signal strength.

(5) Set VOL and RF GAIN controls as follows:

2-58