On Jun 12, 2007, at 10:36 AM, Peter P. wrote: > Re: music wire rosin I always wondered whether I could use generic "rosin" as soldering flux, or whether the "activated" you usually associated with the flux version was necessary. You say it works, eh? Maybe I can make some simple rosin-based varnish for protecting (un-tinned) bare circuit boards. BillW -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist