Icom UT-111 [11/30] Dtmf encoder

Содержание

Model UT 111 LTR Logic Board 1 5 DTMF Encoder A DTMF Encoder is provided for selective calling and for placing and receiving interconnect calls To use the DTMF Encoder press the PTT Switch on the transceiver and then use the keypad on the front of the transceiver for dialing When a key is pressed the DTMF sidetone will be heard in the transceiver s speaker The PTT Switch must be released when dialing is completed 1 6 Transmit ANI The internal DTMF Encoder may also be used for Automatic Number Identification AN I of individual transceivers This feature may be enabled or disabled for each programmed Group ID The transmitted ANI sequence consists of a string of DTMF digits transmitted at 10 digits per second The DTMF sequence that is transmitted for the ANI sequence is the same sequence that is used for the Selective Call DTMF Decoder A four digit sequence takes approximately 200 milliseconds to transmit The ANI sequence is transmitted at the beginning of each transmission as soon as the transceiver has made a successful handshake with the trunking system This feature cannot be enabled with Icom cloning software CS F3 version 3 0 or CS F300 version 2 1 8

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