Alinco DJ-A446 - Manual (Page 30)

Professional
FM Transceiver
16
BASIC OPERATIONS
An analog voice inversion scrambler is equipped and such audio processing can offer an advanced
confidentiality to your business communications.
Lomg press the【
PF2】key, Scramble is enabled.
Repeat the operations to turn off.
Squelch Level
Turn On/ Off FM Radio receiver
Short pressing【 P2】key, FM Radio is enabled.
LCD displays ' FM' and starts receiving FM broadcasting frequency. Repeat the operations to turn off.
While listening to the FM broadcasting, press key or key to start scanning. When a signal is
received, LCD displays current frequency and stops scanning.
Squelch is a function that eliminates the noise when no signals are being received.
Setting the higher squelch level allows you to monitor only stronger signals.
Usually start from level zero (the squelch is open and hear the noise),
increasing the level and when the noise is gone, set just 1 level higher than
the current level. For example the noise is cut at level 3, set the level to 4 and
exit.
Long press【 P2】key then press key or key to choose the parameter,
that is from 00 to 09 in 10 levels.
Press【 PF2】key to confirm and exit.