Logic Board for ICOM radios,
using LTR protocol

The SmarTrunk's model UT-111 is a microprocessor based LTR Trunking Mobile Logic Board designed for use in ICOM transceivers.

It is designed to be compatible with LTR based trunking systems. The UT-111 Logic Board controls all the radio trunking functions, and is installed as a plug-in option board in the transceiver. The UT-111 is programmed by PC software that operates in conjunction with the transceiver's radio programming software.

The UT-111 Logic Board includes the following features

      • Multiple System Selection
      • Up to 10 Selectable Groups in each System
      • Group Scan
      • Priority Receive ID
      • Block Decode
      • Trunked and Conventional Operation
      • Interconnect Operation
      • Talk Around Function
      • DTMF Overdialing
      • DTMF Selective Call Decoder (*)
      • Transmit ANI (*)
      • Radio Kill Function
      • Clear to Talk Tone
      • Receive Only Groups
      • TX and RX ID Codes may be different
      • Busy Channel Lockout
      • PC Programming
      • Alignment Mode

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(*) These features cannot be enabled with ICOM cloning software CS-F3 version 3.0 or CS-F300 version 2.1