I read in !emc-pstc that Garnier, David S (MED) <[email protected]> wrote (in <D4DBD8568F05D511A1C20002A55C008CA2 [email protected]>) about 'OK, what's going on?' on Wed, 26 Mar 2003: >I "discovered" the our product's >worst conducted emissions occured when our product was "off" >and the UPS was trickle charging its batteries. I don't like >surprises like this that end up add "extra modes of operation" >for product testing.
It's an effect that has been flagged up to CISPR and CENELEC, too (SMPS r.f. emissions on light load). So extra tests may well become necessary. -- Regards, John Woodgate, OOO - Own Opinions Only. http://www.jmwa.demon.co.uk Interested in professional sound reinforcement and distribution? Then go to http://www.isce.org.uk PLEASE do NOT copy news posts to me by E-MAIL! This message is from the IEEE EMC Society Product Safety Technical Committee emc-pstc discussion list. Visit our web site at: http://www.ewh.ieee.org/soc/emcs/pstc/ To cancel your subscription, send mail to: [email protected] with the single line: unsubscribe emc-pstc For help, send mail to the list administrators: Ron Pickard: [email protected] Dave Heald: [email protected] For policy questions, send mail to: Richard Nute: [email protected] Jim Bacher: [email protected] Archive is being moved, we will announce when it is back on-line. All emc-pstc postings are archived and searchable on the web at: http://www.ieeecommunities.org/emc-pstc
