Hi All, I have a question. Why does the Munin final feed DC into the transformer CT. and also use a DC feed choke. I've never seen this done before and wonder why. Frank WA1GFZ -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openhpsdr.org/pipermail/hpsdr-openhpsdr.org/attachments/20130506/fef6dbeb/attachment-0002.htm>