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Re: 400 baud telemetry modem

"Ernandez, John (HT-EX)" a écrit :
> All,
>   I recall seeing a design for the 400 baud TLM modem used on AO-40 and
> other S/C based on an MXCOM chip.  However, I do not recall the source.  Can
> someone point me to a kit or the design paper?
> Also,  I see programs available for AO-40 and IDEFIX.  Do these programs run
> using a soundcard?  Can I simply connect audio from a receiver to the
> soundcard alleviating the need for the modem?

Yes, some programs are stand alone i.e. they only need a PC sound card.
This is the case for Wdecpsk that you can download from :


See usage instructions here :


> Any help will be appreciated.
> TNX es 73,
> John, AA3XN

73 de bernard, F6BVP.
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