In a message dated 02/06/2000 5:54:02 AM Central Standard Time, [log in to unmask] writes: << Could someone tell me what the standard is regarding immersion of PEM's in the solder wave? Addition comments would be welcome. Thanks Hank >> Hi again Hank! Here's a link for you discussing the affect the board assembly process has on PEM's including wave soldering...this is from a NASA and space applications point of view. This was also written back in 1995...not too long ago. Go to: http://misspiggy.gsfc.nasa.gov/ctre/act/techdocs/pems/pem.htm Then click on number 7 (Board assembly effects). -Steve Gregory- ############################################################## 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 Gayatri Sardeshpande at [log in to unmask] or 847-509-9700 ext.5365 ##############################################################