Lon, A good place to start is the IPC-7095. This will get you thinking about all of the right things. Spencer -----Original Message----- From: TechNet [mailto:[log in to unmask]]On Behalf Of Lon Weffers Sent: Monday, February 12, 2001 9:33 AM To: [log in to unmask] Subject: [TN] FW: BGA production start -----Oorspronkelijk bericht----- Van: Lon Weffers [mailto:[log in to unmask]] Verzonden: maandag 12 februari 2001 14:19 Aan: TechNet Onderwerp: BGA production start Dear Technetters, Our staff is considering to start assembling pcb's with BGA's. What kind of problems can I expect and what equipment do I need. ( also rontgen inspection) Does anyone of you have information about the processes around BGA's. Any advice would be welcome. Thanks in advance Lon Weffers Matas Electronics bv The Netherlands