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DTMF
(Dual
Tone Multi
Frequency),
dual
tone
multi-frequency, consists of high-frequency
group and
low frequency
group,
each
group
contains
four
frequencies.
A high frequency
signal
and a low
13
14
would be inhibited when this channel receiving
a
signal.
You can set menu
03 to open(ON)
or
lock(OFF)
this function. Default is
ON.
Key Beep (Beep)
frequency
signal superimposed
to form a combined
signal which representing
a number. DTMF signaling
has 16 codes, can be set freely. When a radio channel
setting of the DTMF
enabled,
you can send DTMF
codes by wireless control to achieve individual call,
group call or RX Inhibition,
RXTX Inhibition
and
other
functions.
Whether open key beep or not when there is a key
operation. You can set menu 04 to open(ON)
or
lock(OFF)
key beep. Default is ON.
Channel Save (ClL\Save)
~
Open/Close DTMF function
1,
In VFO
/
MR mode, choose or enter a frequency or MR
channel which is with DTMF function
open.
Or put the DTMF
function
"ON"
in channel
information
through
program
software.
Note:
a), If the radio is in CH mode, you can not change the
DTMF function "ON" or "OFF". You can only change it
by program
software.
b), In MR mode, each memory channel can be set
individually whether open DTMF function or
not.
2, Press the M key and rotating to menu 06, open or
close DTMF function. "ON" is open, "OFF" is close.
~
Individual call/ group eaU
Individual
eaU: Set the radio ID first: An ID is
composed by the 15 digit DTMF code. Select anyone
ofthe following symbols: 0,1,2,3,4,5,6,7,8,9,
A, B, C,
D, *, # (default Individual call ID: 1000)
Users can save custom frequency as memory channel,
so that save time to re-set the frequency parameters.
In VFO mode, enter the frequency you want to save,
press the M key and press
"CHA+/CHA-NOL+NOL-"
to menu 05 "CHASAVE",
select the channel number
which you want to keep after the screen displayed
"CHASave TO 001 ", then the frequency is saved.
Note: You can save up to 199 channels, Default save the
channel to number 001, choose a right channel number when
save a new channel in order to avoid the previously saved
channels are
replaced.
DTMF Function
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