Radio interface RI-2 V2.0-2.1

Interface board RI-2 V2.0-2.1


Suitable for:

  • Echolink
  • Freeradionetwork
  • Digital Master
  • Fldigi
  • and other software for digital modes


PTT Trigger from PC:

  • RS232 port (RTS or DTR)
  • Pilot tone (loud/strong signal), in certain software as Freeradionetwork


PTT Trigger to RADIO:

  • Isolated, optocoupler


Modulation level regulation (from PC to RIG):

  • CW – minimum
  • CCW – maximum


Connection diagrams: