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Desktop Standard Radiotelephone Interconnect (Phone Patch)

Repeater Panel - Radiotelephone Interconnect (Phone Patch) - Desktop V


Midian's STI series adds telephone interconnect capability to radio systems. The STI offers up to 100 users. COR operation for PTT click counter with single memory dial is available for non-keypad users. Others features of the STI include call limit timers, toll restricts, automatic disconnect on busy signal, and more.


  • * and ANI for multi-user validation
  • 10 toll restrict override codes
  • Capable of simplex, half-duplex, or full-duplex operation
  • Capacity of up to 100 users
  • DTMF & Pulse Tone dialing
  • FCC Part 68 & Part 15 approved
  • Offers up to 100 speed dials
  • Programmable Morse code station identifier
  • Simple * up and # down operation in single user mode
  • Toll restricts with overrides
  • 3 year warranty


The STI series interconnects are ideal for use by radio systems that need telephone line access. The STI can also be used along with Midian's TRA (Telephone to Radio Adaptor) to extend telephone lines into remote areas.


Midian's STI series of products can be adapted to most any two-way radio. The STI-2 is a desktop model ideal for an office environment.