>-----Original Message----- >From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] >Sent: 08 December 2005 14:03 >To: Microcontroller discussion list - Public. >Subject: Re: [EE] Stabilising an el cheapo IC driven alternator ~~n > > >On 12/8/05, Brent Brown wrote: >> Hi Russell, >> >> Use a cheap UPS? > >Which has not a sinusoidal output but a DC one in the worst >circumstance and a square one in the best one. I hope your >power amplifier does not have transformers inside but DC/DC >converter... > >cheers, >Vasile Even the very cheapest one use the so called "modified sine" which is just a 3 level square wave. However, they definately don't have any sigfificant DC component in the output. Regards Mike ======================================================================= This e-mail is intended for the person it is addressed to only. The information contained in it may be confidential and/or protected by law. If you are not the intended recipient of this message, you must not make any use of this information, or copy or show it to any person. Please contact us immediately to tell us that you have received this e-mail, and return the original to us. Any use, forwarding, printing or copying of this message is strictly prohibited. No part of this message can be considered a request for goods or services. ======================================================================= -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist