All, The problem with not having any transmit audio in PowerSDR for HPSDR equipment was corrected. I uploaded both versions to the TAPR svn. Here's the links: http://svn.tapr.org/repos_sdr_hpsdr/trunk/W5WC/PowerSDR_HPSDR_2/bin/Release http://svn.tapr.org/repos_sdr_hpsdr/trunk/W5WC/PowerSDR_HPSDR_2_RX2/bin/Rele ase 73, Doug W5WC