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corresponding CTCSS/DCS code of the current channel or frequency.
6.2 DTMF
DTMF is an in-band signaling method using dual sinusoidal signals for any given code. Originally developed for telephony systems, it has proved
a very versa le tool in many other areas.
In two-way radio systems, DTMF is most commonly used for automa on systems and remote control. A common example would be in amateur
radio repeaters where some repeaters are ac vated by sending out a DTMF sequence (usually a simple single-digit sequence).
DTMF frequencies and corresponding codes
The radios has a full implementa on of DTMF, including the A, B, C and D codes. The numerical keys, as well as the
correspond to the matching DTMF codes. The A, B, C and D codes are located in the
To send DTMF codes, press the key(s) corresponding to the message you want to send while holding down the PTT key.
DTMF Enc
Set a DTMF ID as the default call ID for the current channel. Press the PTT key to transmit the selected DTMF ID.
Edit the DTMF ID in Menu or with the PC programing so ware.
6.3 2Tone Enc
Set a 2Tone as the default call ID for the current channel. Press the PTT key to transmit the selected 2Tone.
Edit the 2Tone in the PC programing so ware before it can be selected.
6.4 5Tone Enc
Set a 5Tone as the default call ID for the current channel. Press the [PTT] key to transmit the selected 5Tone.
Edit the 5Tone in the PC programing so ware before it can be selected.
1209Hz
697Hz
1
770Hz
4
852Hz
7
941Hz
*
1336Hz
1477Hz
2
3
5
6
8
9
0
#
,
,
1633Hz
A
B
C
D
and
and
keys respec vely.
keys
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