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Pc to transceiver interfacing

Pc to transceiver interfacing
    The various loggers & contesters programs the right logger based on which PC you have in the shack offer the capability to use a serial port COM1 -COM4or the parallel port LPT1 to key your transceiv
post 15 Feb 2025



Interface Radio Links

77



MMTTY in FSK
With FSK, you are not concerned about audio coming out of the sound card. You must key the FSK input to your transmitter with an interface circuit connected to a serial COM port

Portable soundcard interface
is a fairly simple circuit. the audio transformers but I used a couple of 1:1 transformers salvaged from old external modems


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