On Sat, Oct 31, 2015 at 10:26:12AM +0200, embedded systems wrote: > The weird thing is that works. I've seen for the first time this > behavior on an old Grunding TV back in 1995 or so. The standby LED > keep lighting more than one full day with the TV unplugged from the > power supply. The filtering capacitors alone can't do that. That TV > had no backup battery... Did it happen to have an internal or external antenna resonant at a frequency for which there was a powerful transmitter nearby? ;-) --=20 James Cameron http://quozl.linux.org.au/ --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .