Kenwood TK-3180 Instruction Manual - Page 32
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2-TONE SIGNALING 2-tone Signaling is enabled or disabled by your dealer. This function opens the squelch only when the transceiver receives the 2 tones programmed in your transceiver. Transceivers that do not transmit the correct tones will not be heard. ■ RECEIVING When you receive a signal containing the correct tones, squelch opens and you will hear the call. • The LED indicator flashes orange. • To mute the speaker after squelch opens, press the key programmed as Monitor. • Your dealer can program the squelch to close again after a specific time period elapses. • If Transpond for 2-tone Signaling is programmed, an acknowledgment signal is returned to the calling station. • If Call Alert for 2-tone Signaling is programmed, an alert tone will sound when the correct tones are received. ■ TRANSMITTING 1 Select your desired zone and channel. 2 Press the key programmed as 2-tone. 3 Press the keys to select the 2-tone code of the station you want to call. • Alternatively, you can enter the list number by using the DTMF keypad (keypad models only). 4 Press the PTT switch and begin your conversation. Note: If Single Tone has been activated, only the first tone of the 2-tone signal will be transmitted. 22