Operating Manual
(12) Receiving CTCSS (Rx CTCSS) - MENU No.11
As DCS codes, the CTCSS codes can be added to the channels for creating new private channels.
Note: there are 50 groups of CTCSS tones. In channel mode the CTCSS tones cannot be changed.
(13) Transmitting DCS (Tx DCS) - MENU No.12
In this Menu you activate DCS codes in tx mode. You can choose between normal R-DCS (D023N-D754N) and inverted R-DCS
(D023I-D754I)
Note: the groups of DCS codes are 208. DCS codes cannot be changed in channel mode.
(14) Transmitting CTCSS (Tx CTCSS) - MENU No.13
In this Menu you can set a CTCSS tone in tx mode.
You can choose: OFF or CTCSS (67.0 to 254.1 Hz)
Note: there are 50 groups of CTCSS tones. In channel mode the CTCSS tones cannot be changed.
(15) Frequency hopping system (FHSS) - MENU No. 14
With this function, you can activate the frequency hopping system, improve the anti-interference ability of the radio, and
reduce the risk of being monitored.
(16) Voice prompts function (Voice) - MENU No. 15
With this function, you activate a voice that informs you about any operation/ selection you are doing.
(17) DTMFST (DTMFST) - MENU No.16
Determines when DTMF Side Tones can be heard from the transceiver speaker. You can choose amongst four options:
• OFF: No DTMF Side Tones are heard
• DT-ST : Side Tones are heard only from manually keyed DTMF codes
• ANI-ST: Side Tones are heard only from automatically keyed DTMF codes
• DT+ANI: All DTMF Side Tones are heard