Nothing I say or do necessarily represents the opinions or policy of my employer. My employer designs and manufacturers component and end-use power devices from mVA to kVA outputs.
The current 'condition' of power supplies intended for component or end consumer use results from the requirements of North American and Western European companies. respectfully, Brian > -----Original Message----- > From: [email protected] [mailto:[email protected]]On Behalf Of Derek > Walton > Sent: Friday, December 18, 2009 6:07 AM > To: IEEE EMC & SAFETY PSTC > Subject: Emissions from Computer power supplies - update > > A few days ago I appealed for a compliant computer power > supply. Since > that time my client accumulated many models ( 15 ) that fitted their > needs and we tested them all. The spread is horrific. Over > 60 dB and > some areas 80 dB under identical loads. > > If anyone would like to see the variation of several of them > I'll post > the emissions chart. > > I have taken the decision to write to the FCC and complain > about these > being sold on the streets. EVERY single non-compliant supply > was made > off shore, only one or two off shore supplies were compliant. > > I encourage anyone finding such derisory performance to > report it to the > FCC. When I fully understand the path to do so, I'll update > the list so > everyone knows how to do so. > > On a lighter note, I'd like to wish everyone a happy holidays. > > Sincerely, > > Derek Walton > L F Research - This message is from the IEEE Product Safety Engineering Society emc-pstc discussion list. To post a message to the list, send your e-mail to <[email protected]> All emc-pstc postings are archived and searchable on the web at: http://www.ieeecommunities.org/emc-pstc Graphics (in well-used formats), large files, etc. can be posted to that URL. Website: http://www.ieee-pses.org/ Instructions: http://listserv.ieee.org/request/user-guide.html List rules: http://www.ieee-pses.org/listrules.html For help, send mail to the list administrators: Scott Douglas <[email protected]> Mike Cantwell <[email protected]> For policy questions, send mail to: Jim Bacher: <[email protected]> David Heald: <[email protected]>
