Can anyone on Technet help? thx Dear Sir! 17/Aug/'98 Landmark is a member of IPC Associate. We have one technical question. So we expect your best idea. We are reviewing 'Plasma Etching Machine' for smeare treatment on Drilled Teflon Laminate and found out there are two (High and Low) RF Generator frequency. say High means 13.86MHZ, meantime Low is 40KHZ. Could you send your best advice which is better for 'Desmear and Etch Back' on Teflon board? Our contact points are as follows. E-mail : [log in to unmask] Fax : 822-546-4982 Tel : 822-543-7247 Unqte" Best Regards/ Landmark. Ho Nam Sun. ################################################################ 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's web site (http://www.ipc.org) "On-Line Services" section for additional information. For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312 ################################################################