Steve, Large amplitude signals on the input ports tend to leak into the inputs on sound cards. Isolation testing required!
>> Soundcards have inputs and outputs. You can feed the output with a >> series of samples that represent your control waveform. The PC becomes >> the oscillator and you know it's frequency and relative phase track. > -- Raj, VU2ZAP Bangalore, India. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.