POLMAR DB-50M, User Manual

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5. Press the Main band selector knob or key to store value
and back to function menu. Press
[SQL]
key or hold selector
knob for over 0.5 second to store setup and exit.
◊ Compander
Compander function will decrease the background noise and
enhance audio clarity, especially in long range communication.
1. Press
key to enter function menu.
2. Turn the Main band selector knob to choose No 17 menu. The
LCD displays “COMP”.
3. Press the Main band selector knob
to enter function setup.
4. Switch the Main band selector knob
to choose wanted value.
ON: Compander function is turn on.
OFF: Compander function is turn off.
5. Press the Main band selector knob
or key to store value and back
to function menu. Press
[SQL]
key
or hold selector knob for over 0.5 second to store setup and
exit.
◊ Tone BURST (Pilot Frequency)
This function uses to start repeater. It needs certain intensity
Pilot Frequency to start a dormant repeater. As usual, no need to
send pilot frequency again once repeater started.
1. Press
key to enter function
menu.
2. Turn the Main band selector knob
to choose No 19 menu. The LCD
displays “TBST”.
3. Press the Main band selector knob to enter function setup.
4. Switch the Main band selector knob
to choose wanted frequency.
1000: Pilot Frequency is 1000 Hz.
1450: Pilot Frequency is 1450 Hz.
1750: Pilot Frequency is 1750 Hz.
2100: Pilot Frequency is 2100 Hz.
5. Press the Main band selector knob or key to store value
and back to function menu. Press
[SQL]
key or hold selector
knob for over 0.5 second to store setup and exit.
Only when the transceiver is set with CTCSS/DCS or optional
DTMF signaling, the values will be available.
NOTE
When using compander, to avoid distortion during communica-
tions, both radios need turn on this function.
NOTE