Josh, Thanks for your fair comment.
Regards, Raymond Li OSA Ltd. Josh Wiseman <[email protected]> Sent by: [email protected] 20/10/04 01:59 AM Please respond to [email protected] To [email protected] cc [email protected] Subject Re: EMC testing Raymond, In the example you use these products are generally marketed separate >from each other. If your plan is to market the 2 units together as a system I think you should consider testing them together. Josh [email protected] wrote: > > Dear Josh, > > I believe my case exists many years but probably I do not know the > solution. > > For example, when you buy a AV centre amplifier, you will never use it > on its own but connect it with lots of peripherals: DVD player, > receiver, VCR, TV, etc., I hardly believe the amplifier is tested with > all peripherals during EMC testing. Similar example is computer. Can > someone shed some light on the existing solution to similar type of > products in reality. > > Regards, > > Raymond Li > OSA Ltd. > > > > > *Josh Wiseman <[email protected]>* > > 19/10/04 11:13 PM > Please respond to > [email protected] > > > > To > [email protected] > cc > [email protected] > Subject > Re: EMC testing > > > > > > > > > Raymond, > > You are rolling the dice in this case. If the two units are not tested > together you can not be sure that the 2 units do not interact with each > other, especially with the cable between them. > > Josh > > [email protected] wrote: > > > > Dear All, > > > > We have a product (portable DVD video player with 8" LCD display + 8" > > LCD display) and they have got EMC compliant report separately and sold > > separately before. If we sell them together as one unit, do we need to > > test them all together again. The connection between two sets is via a > > cable from output port of DVD player to input port of the display. They > > are powered by batteries, AC-DC adapter or car adapter. Your advice is > > appreciated. > > > > Thanks and regards, > > * > > *Raymond Li > > > > OSA Ltd. > > ---------------------------------------------------------------- This > > message is from the IEEE Product Safety Engineering Society emc-pstc > > discussion list. Website: http://www.ieee-pses.org/ > > > > To post a message to the list, send your e-mail to [email protected] > > > > Instructions: http://listserv.ieee.org/listserv/request/user-guide.html > > > > List rules: http://www.ieee-pses.org/listrules.html > > > > For help, send mail to the list administrators: > > > > Ron Pickard: [email protected] Scott Douglas [email protected] > > > > For policy questions, send mail to: > > > > Richard Nute: [email protected] Jim Bacher: [email protected] > > > > All emc-pstc postings are archived and searchable on the web at: > > > > http://www.ieeecommunities.org/emc-pstc > > > This message is from the IEEE Product Safety Engineering Society emc-pstc discussion list. Website: http://www.ieee-pses.org/ To post a message to the list, send your e-mail to [email protected] Instructions: http://listserv.ieee.org/listserv/request/user-guide.html List rules: http://www.ieee-pses.org/listrules.html For help, send mail to the list administrators: Ron Pickard: [email protected] Scott Douglas [email protected] For policy questions, send mail to: Richard Nute: [email protected] Jim Bacher: [email protected] All emc-pstc postings are archived and searchable on the web at: http://www.ieeecommunities.org/emc-pstc ---------------------------------------------------------------- This message is from the IEEE Product Safety Engineering Society emc-pstc discussion list. Website: http://www.ieee-pses.org/ To post a message to the list, send your e-mail to [email protected] Instructions: http://listserv.ieee.org/listserv/request/user-guide.html List rules: http://www.ieee-pses.org/listrules.html For help, send mail to the list administrators: Ron Pickard: [email protected] Scott Douglas [email protected] For policy questions, send mail to: Richard Nute: [email protected] Jim Bacher: [email protected] All emc-pstc postings are archived and searchable on the web at: http://www.ieeecommunities.org/emc-pstc
