Hi Gerd, Please download the newest PowerSDR version. The 9/1/12 release limited the RF output to 30% of maximum when using a PennyLane or Hermes. 73, Doug W5WC -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openhpsdr.org/pipermail/hpsdr-openhpsdr.org/attachments/20120910/36f62fb1/attachment-0004.htm>