619 Series of Audio Bridges

619IAB Intelligent Audio Bridge (Radio Interconnect)
The 619 Intelligent Audio Bridge is a six-port audio-switching matrix, which incorporates a variety of signal processing and control techniques, and is user configurable through software control. Features include:-

  • A CTCSS (Continuous Tone Controlled Squelch System) decoder supporting 42 commonly used frequencies.
  • Separate CTCSS inputs to each port.
  • Dual CTCSS encoders supporting 42 commonly used frequencies.
  • Separate CTCSS outputs from each port.
  • RS-232 / 485 DTE (Data Terminal Equipment) communications.
  • V23 modem for data communications over the radio.
  • DTMF (Dual Tone Multi Frequency) remote control capability.
  • Opto-isolated digital inputs.
  • Dual analogue inputs.
  • Dual relay outputs with changeover contacts.
  • Real-time clock.
  • 8-bit low power microprocessor with Flash memory.
  • Tone generator.


619 Bridge Application Notes

619EI (6 way) & 619GI (4 way) Audio Bridge
(Radio Interconnect)

The primary function of the Audio Bridge is the combining and linking of repeaters, links and other audio sources at remote sites. The 619GI has 4 ports and the 619EI has 6 ports.

Brochure Application Notes
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