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Looper's Delight
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cpr@musetrap.com wrote: > I had this problem and solved it by lifting the ground pin on the laptop > power supply... done easily with a, less than a dollar, 3->2 prong > adapter from the hardware store.. that's possibly what I'd do too ;-) ...but wherever you see that technique mentioned there's always text saying "don't do it, it's not safe!". Standard solutions (apart from using batteries)are 1) get a psu that's designed to run without earth connection 2) use isolating transformers on the audio (some affect on sound) Krispen's "RFI filter" also looks a good solution, if he'd tell us whether it's for the audio or the mains. andy > > -cpr > > Quoting Per Boysen <perboysen@gmail.com>: > >> This was up on the Ableton Live forum many years ago, since Ableton >> used to run very well on Windows in the pre Mac/Intel days. I've never >> had this problem myself, mostly having used Macs and probably had a >> bunch of luck with the one PC laptop I've had for audio. As I remember >> that thread most people seemed to load up there batteries before the >> gig and not use the power adapter. Everyone that had the issue >> reported that the problem disappeared on batteries. And this is the >> first time in a long time I've even heard about this problem, I >> actually thought it was history by now. >> >> Greetings from Sweden >> >> Per Boysen >> www.boysen.se >> www.perboysen.com >> >> >> >> On Sat, Feb 7, 2009 at 10:08 PM, J Johans <parispro00@hotmail.com> >wrote: >>> just curious if this is common or if im the lucky winner- >>> my dell vostro seems to dirty my power when i have it plugged in- >>> it causes my 2 fantom sound modules to emit some weird noises....its >low >>> volume but stil annoying...sounds like there is a squirrel in my >>> headphones- >>> when i unplug the power adapter for the cpu...the noises go away >>> just curious if anyone else has had this problem..? >>> only pc?.. >> >> > > >