Any chance that a carbon ink could be used? Similar to switch applications? Carbon would not solder - no need to mask during assembly and very durable. CG >-----Original Message----- >From: Ralph Richart [mailto:[log in to unmask]] >Sent: Thursday, June 08, 2000 2:33 PM >To: [log in to unmask] >Subject: Re: [TN] still confused > > >So here's the deal: > >They have two large circular pads (like about .750") that they use as >battery >contacts. He says that this is the place that he has corrosion risk. I >can't tell if >the corrosion risk is from battery leakage or environmental effects. >Anyway, he says >that corrosion significantly impacts the battery life. > >ralph _______________________________________________________ Get 100% FREE Internet Access powered by Excite Visit http://freelane.excite.com/freeisp ############################################################## 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 Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ##############################################################