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The AN/FCC-18 multiplex equipment employs frequency division to allow the transmission of up to 600 voice channels on a single transmission medium. It was used in the Integrated Wide-Band Communications System (IWCS)

Reference File

  • TM 11-5805-368-14/1
  • TM 11-5805-368-14/6

Adobe PDF icon.png TM 11-5805-368-14/6 1972

  • TM 11-5805-368-14/7

Adobe PDF icon.png TM 11-5805-368-14/7 1972

See Also


FCC - Fixed Ground Carrier Communications

Equipment of the United States' Armed Forces