32
DB-750X
8
Microphone Operation
[
UP/dOWN
] key to adjust channel.
REV:
In standby, press the key programmed
as "
REV
" function to turn-on or turn off Frequency Reverse function.
HOME:
HOME channel switch. In standby,
press the key programmed as "
HOME
"
function to switch between home channel and current channel.
MAIN:
Main band switch. In standby, press
the key programmed as "MAIN" function to
choose left band or right band as main band.
VFO/MR:
Working mode switch. In standby,
press the key programmed as "
VFO/MR
"
function to switch between channel mode and frequency mode.
SCAN:
Scan function. In standby, press the
key programmed as "
SCAN
" function to start
channel scan or frequency scan.
SQL OFF:
Turn off squelch. In standby,
press the key programmed as "
SQL OFF
"
function to turn off squelch to hear very weak signals. Repeat the above
function to turn on squelch.
TBST:
Transmit tone burst. In standby,
press the key programmed as "
TBST
" function
to transmit selected tone burst. This function is used to access some
repeaters.
CALL OUT:
Calling. In standby, press the
key programmed as "
CALL OUT
" function to
transmit pre-programmed DTMF, 2-Tone, or 5-Tone code.
COMP:
Compander function. In standby,
press the key programmed as
"COMP"
to turn
on or turn off compander function.
SCR:
Scrambler function. In standby, press
the key programmed as "
SCR
" function to turn
on or turn off scrambler function. Choose optional scrambler groups (from
nine fixed groups and two self defined groups).
TONE dEC:
Add optional signaling. In
standby press the key programmed as"TONE
DEC" function to choose DTMF(DT), 2-Tone (2T),
5-Tone (5T), or OFF.
W/N:
Wide or narrow band setup. In
standby, press the key programmed as
"
W/N
" function to choose wide band, middle band and narrow band.
TALK:
Transceiver transmits on repeater
output. Press the key programmed as
"TALK"
to turn on or turn off talk-around function.
OFF:
No function.
