On Fri, May 28, 2010 at 12:39 PM, Gabriel M. Beddingfield <[email protected]> wrote: > The 100 Hz (being 2x 50Hz, the power freq. in Italy) > suggests that it is probably related to some manner of > power supply. However, I have no theory why we're > getting 2x 50Hz (and I think I need one :-)).
Doh! When the AC wave is rectified, it results in a signal that is 2x the freq. because the negative part gets inverted. That's why we see 100 Hz instead of 50 Hz. -gabriel _______________________________________________ Linux-audio-dev mailing list [email protected] http://lists.linuxaudio.org/listinfo/linux-audio-dev
