The following link suggests an interesting approach based upon Risk Assessment Techniques:
http://www.tridatacom.co.uk/Downloads/EDRA/EDRA_York2003.pdf I don't believe that this metodology is considered in any standard (at least so far ... ) Regards ing. Francesco Campedelli R&D - HW Design ALSTOM Ferroviaria s.p.a. via di Corticella, 75 40128 Bologna - ITALY > -----Original Message----- > From: owner-emc-p...@majordomo.ieee.org [SMTP:owner-emc-p...@majordomo.ieee.org] On Behalf Of Bailey, Jeff > Sent: Friday, October 31, 2003 3:06 PM > To: IEEE_EMC PSTC > Subject: Component substitutions > > > Greetings group, > > Can any of you point me to some reference material that addresses component > changes and the effect of such changes on emission and immunity results. I > am aiming at bettering my understanding of how to evaluate when a re-test > should be applicable or when it may be overkill. > > I'd like to come up with some measurable means of classing component changes > ranging from drop in replacement parts requiring no PCB changes all the way > to the obvious re-test candidates of component changes clocked at different > rates and requiring many PCB changes. Are there any written rules to apply > or is it left as an engineering judgement call? > > Any help or guidance would be appreciated, online or offline. > > Thanks and regards, > > -Jeff Bailey CONFIDENZIALE: Questo messaggio e gli eventuali allegati sono confidenziali e riservati. Se vi è stato recapitato per errore e non siete fra i destinatari elencati, siete pregati di darne immediatamente avviso al mittente. Le informazioni contenute non devono essere mostrate ad altri, né utilizzate, memorizzate o copiate in qualsiasi forma. CONFIDENTIAL: This e-mail and any attachments are confidential and may contain reserved information. If you are not one of the named recipients, please notify the sender immediately. Moreover, you should not disclose the contents to any other persons, nor should the information contained be used for any purpose or stored or copied in any form. 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: majord...@ieee.org with the single line: unsubscribe emc-pstc For help, send mail to the list administrators: Ron Pickard: emc-p...@hypercom.com Dave Heald: emc_p...@symbol.com For policy questions, send mail to: Richard Nute: ri...@ieee.org Jim Bacher: j.bac...@ieee.org 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
