TKR-751/851 – VHF/UHF FM Repeater-Base Units

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A versatile unit, the TKR-751/851 is a 16-user group conventional repeater, a simplex or full duplex base station or the RF core of a trunking system. Advanced features include DSP audio processing, DTMF over-the-air remote control and programmable Auxiliary I/O’s.

General Features

  • 19″ Rack Mount Design
  • Primary DC Input Connector
  • Auto-Switched Back-Up DC Input Connector
  • Backup Battery Warning/Operation Tones
  • Rear External Speaker Output (4 Watts Audio)
  • Rear Test-Speaker-AUX Connector (15-Pin)
  • Programmable AUX Input/Output Functions
  • BCD Remote Channel Selection (4 lines)
  • Toggle or Momentary Operation on AUX Input Ports
  • Pre-Emphasis On/Off Control (at TA AUX Input)
  • DSP Processed QT/DQT
  • QT/DQT Squelch-Tail Elimination
  • Embedded Message with Password Protection
  • High Stability Oscillators (TCXO)
  • Flash Memory

Repeater Features

  • Full-Duplex Operation
  • Built-In 16 QT/DQT Tone/Code Pair Community
  • Repeater Operation
  • External Controller Interface
  • Conventional or Trunking Controller Compatible
  • Repeat Enable/Disable
  • 8 CW Transmitter IDs
  • Repeat Hold Timer (Hang Timer)
  • Time Out Timer

Base Station Features

  • 16 Channel
  • Simplex or Full Duplex Operation
  • Antenna Switch for Simplex/Single Antenna Operation
  • Priority Scan
  • Remote Control Inputs
  • 7-Segment 2-Character Channel & Scan LED
  • 2 Character Alphanumeric Channel Designator
  • 6 Lighted PF Keys
  • Local Takeover/Remote PF Keys
  • Voice Encryption Port
User Manual (pdf) Download Here 2012
Product Brochure (pdf) Download Here 2012