My 500 KHz. friends are sending data PSK31 I think. I wonder if I can decode it witI J/O/A or do I need to feed audio into a sound card. Frank -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openhpsdr.org/pipermail/hpsdr-openhpsdr.org/attachments/20071201/ad277fbe/attachment-0003.htm>