Digital Modes Need Calibrated Soundcards

I made my very first Olivia QSO tonight. It was a bit daunting, but I took the time to study a little about the standard, already had MixW rigged up with the Olivia DLL, listened around a bit on 20 meters then 40, figured out where to call CQ and just did it.

It was not even two minutes before a ham came back to my Olivia 16/500 call on one of the 40 meter calling frequencies.

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