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Interfaccia LPT per CW


After buying a second hand TS850s, i needed a remote interface to connect this wonderful transceiver to my computer
post 24 Dec 2021


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

PSK31 interface
Resistor combinations may need to be adjusted for the correct audio signal levels required for your operating equipment

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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