Kenwood TK-2180 Instruction Manual

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21QUIET TALK (QT)/ DIGITAL QUIET TALK (DQT)Your dealer may have programmed QT or DQT signaling onyour transceiver channels. A QT tone/ DQT code is asub-audible tone/code which allows you to ignore (not hear)calls from other parties who are using the same channel.When a channel is set up with a QT tone or DQT code, squelchwill open only when a call containing a matching tone or codeis received. Likewise, signals you transmit will be heard onlyby parties whose QT/ DQT signaling matches your transceiver.If a call containing a different tone or code is made on thesame channel you are using, squelch will not open and youwill not hear the call. Although it may seem like you have yourown private channel while using QT/ DQT, other parties canstill hear your calls if they set up their transceiver with thesame tone or code.OPERATOR SELECTABLE T ONE (OST)You can change the preset encode and decode tones for theselected channel. Your dealer can program up to 40 tones onyour transceiver.To turn OST on or off, press the key programmed as OST.• The OST indicator ( ) appears on the display whenthis function is activated.To change the preset encode/decode tones:1 Press and hold the key programmed as OST.• The duration for holding the OST key is programmed by yourdealer.• The OST number and name appear on the display.2 Rotate the selector, press the and C> keys, or enterthe list number directly using the DTMF keypad to selectyour desired encode/decode pair.3 Press the S or key to accept the new setting and returnto normal operation.