I am aware the IPC started a working group to develop industry standards for defect calcuations (PPM, DPMO, etc.). I haven't heard much about this group since then. Is it still functional? What is the status of an industry standard? Please reply via e-mail, or by telephone at 626-812-1894. Thanks, Duane Thexton ################################################################ 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 technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312 ################################################################