Sometimes the queries look like they are from students looking for answers to homework questions.. Ivor On 2/9/2004 8:32 PM, Tom Dagostino wrote: ... I don't want to start another long series of flames, debates, etc. but one of the characteristics of being a professional engineer is knowing how to sitting down and do the research. This like too many questions lately seems to show laziness. Let's ask the reflector, I'm too lazy to look it up myself. I'm sure someone else can do it for me. Learn to fish, don't expect to be fed. ------------------------------------------------------------------ To unsubscribe from si-list: si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field or to administer your membership from a web page, go to: //www.freelists.org/webpage/si-list For help: si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field List technical documents are available at: http://www.si-list.org List archives are viewable at: //www.freelists.org/archives/si-list or at our remote archives: http://groups.yahoo.com/group/si-list/messages Old (prior to June 6, 2001) list archives are viewable at: http://www.qsl.net/wb6tpu