On Sat, Apr 01, 2017 at 06:59:54PM -0700, Chuck Guzis via cctalk wrote: > On 04/01/2017 07:01 AM, Paul Koning via cctalk wrote: > > > > > Before building my most recent project (which involves an > > unpleasantly small-pitched TSOP package housing multiple RS232 level > > converters) I asked experts at work (technicians who do a lot of fine > > detail soldering) about RoHS. > > > > The answer was very clear. If you must use that stuff because of > > regulations, that's one thing. If it's for your own use and the > > rules aren't applicable, don't be silly, use real solder. > > That goes for repairing things also. I owned a Volvo in the late 90s > that would develop strange electrical problems, such as the headlights > suddenly not working. The culprit was the Bosch relay modules, many of > which had small PCBs in them. Resoldering the PCBs with real solder did > the job until I sold the thing. The audio system is similarly > affected--if the audio suddenly drops out, grab the soldering iron.
Read this: https://nepp.nasa.gov/whisker/reference/tech_papers/2011-nasa-gsfc-whisker-failure-app-sensor.pdf Diane -- - d...@freebsd.org d...@db.net http://www.db.net/~db
