Radio Shack 20-521 Scanner User Manual


 
24
OPERATION
TURNING ON THE SCANNER
AND SETTING SQUELCH
Note:
Make sure the scanner’s antenna is connected
before you turn it on.
1. Turn
SQUELCH
fully counterclockwise.
2. Turn
VOLUME/OFF
clockwise until it clicks and you
hear a hissing sound.
3. Press
MAN
(manual) to stop the scanner from
scanning, turn
SQUELCH
clockwise, then leave it
set to a point just after the hissing sound stops.