opaqueice;219325 Wrote: > There's no way DC can make a transformer (or anything else) hum.
http://www.ewh.ieee.org/r6/san_francisco/pes/pes_pdf/PGE_Presentation_TransformerHum.pdf The Creek amps were/are well known for their toroid transformers humming with the presence of an dc on mains lines (easily seen with a dual trace scope with both ac and dc coupling), and the elimination of such demonstably eliminates that hum - http://www.diyaudio.com/forums/showthread.php?threadid=104626&perpage=25&pagenumber=1 -- occam ------------------------------------------------------------------------ occam's Profile: http://forums.slimdevices.com/member.php?userid=949 View this thread: http://forums.slimdevices.com/showthread.php?t=30856 _______________________________________________ audiophiles mailing list audiophiles@lists.slimdevices.com http://lists.slimdevices.com/lists/listinfo/audiophiles
