Fellow Technetters - I need to get a question resolved if one or more of you could help me. One of my customers is asking us to provide PC Boards using "FR4 Tetra Material". I have not heard of Tetra material before, does anyone know what it is? Thanks, Ed Valentine -- ProTronics, Inc. 861 Old Knight Road Knightdale, NC 27545 Phone: (919) 217-0007, Fax: (919) 217-0050 http://www.protronics-inc.com ################################################################ TechNet E-Mail Forum 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://jefry.ipc.org/forum.htm) for additional information. For the technical support contact Dmitriy Sklyar at [log in to unmask] or 847-509-9700 ext.311 ################################################################