Hi Werner! I differentiate between tombstones and drawbridges that a tombstone is standing straight-up on end, and a drawbridge is where one end is just slightly lifted enough where you have an open solder connection. I suppose you're right though, the root causes for both of these can be the same. -Steve Gregory- > Hi Steve, > In a message dated 01/08/2003 22:33:54, [log in to unmask] writes: > >First off, are these really "tombstones" or are they "drawbridges"? I > It has been my understanding for some 20 years that "tombstones" and > "drawbridges" are just different words for the same problem--has soomethinng > changed? > > Regards, > Werner Engelmaier > --------------------------------------------------- Technet Mail List provided as a free service by IPC using LISTSERV 1.8e To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest Search the archives of previous posts at: http://listserv.ipc.org/archives Please visit IPC web site http://www.ipc.org/html/forum.htm for additional information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 -----------------------------------------------------