In message <e18f7c3c090d5d40a854f1d080a84ca4359...@glkms2101.greenlnk.net>, dated Tue, 24 Jul 2007, "Hudson, Alan (UK)" <alan.hud...@baesystems.com> writes:
>Out of interest (we have such a situation!), what if you have both? If >the video and audio inputs are all co-axial cables, but the output is a >data stream on Ethernet (which provides the info for display on a PC) - >does 55103 take "precedence" over 55022, or vice versa? > >My guess is, since PCs are also involved, that you would use 55022 for >the lot, and not 550103 - yes/no? I wouldn't recommend it, especially if the audio is on coax and not screened-balanced cables. Poor immunity is very likely. 55022 and 55024 are not good on high-performance audio, and in this context, I mean by 'high performance' maintaining intelligible audio under the influence of strong disturbances, not only from mobile phones. The standards are not contradictory but 55103 covers matters important in this context that 5502 and 55024 do not -- OOO - Own Opinions Only. Try www.jmwa.demon.co.uk and www.isce.org.uk There are benefits from being irrational - just ask the square root of 2. John Woodgate, J M Woodgate and Associates, Rayleigh, Essex UK - 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 emc-p...@ieee.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 emcp...@ptcnh.net Mike Cantwell mcantw...@ieee.org For policy questions, send mail to: Jim Bacher: j.bac...@ieee.org David Heald: emc-p...@daveheald.com All emc-pstc postings are archived and searchable on the web at: http://www.ieeecommunities.org/emc-pstc ______________________________________________________________________ This email has been scanned by the MessageLabs Email Security System. For more information please visit http://www.messagelabs.com/email ______________________________________________________________________
