Believe it or not.....Gold over Copper was, a few years ago, and may still be, the standard approach in the UK, and met British Telecom standards. The minimum gold thickness was a lot thicker than we are used to here in the US, however. So, it is not as totally far out in space as you might expect to want gold over Copper. Rudy Sedlak RD Chemical Company ############################################################## TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c ############################################################## To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TECHNET <your full name> To unsubscribe: SIGNOFF TECHNET ############################################################## Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional information. If you need assistance - contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ##############################################################