Cedar Rapids, where a day of -50 is consider balmy spring weather. You know it's spring when the Diet Dew starts to melt. Doug Pauls Principal Materials and Process Engineer Rockwell Collins On Wed, Jun 1, 2016 at 1:06 PM, Stadem, Richard D. <[log in to unmask] > wrote: > Although they might not work very well in Cedar Rapids, Iowa in the > wintertime, but that is usually due to the Dew spilled on them the rest of > the year freezing over. > > -----Original Message----- > From: TechNet [mailto:[log in to unmask]] On Behalf Of Stadem, Richard D. > Sent: Wednesday, June 01, 2016 12:49 PM > To: [log in to unmask] > Subject: Re: [TN] FR4 in COLD environments > > Other than tin pest and batteries used in backup systems, I know of no > issues with electronics operating at -40. Automobile electronics operate at > temperatures well below -40 on a regular basis right here in beautiful > Minnesota. > > -----Original Message----- > From: TechNet [mailto:[log in to unmask]] On Behalf Of Jack Olson > Sent: Wednesday, June 01, 2016 12:36 PM > To: [log in to unmask] > Subject: [TN] FR4 in COLD environments > > Has anyone ever heard anything about the reliability of circuit boards in > cold environments? > (continuous -40C) > I couldn't find anything on TechNet or in the Printed Circuits Handbook... > > thanks, > Jack > > > ______________________________________________________________________ > This email has been scanned by the Symantec Email Security.cloud service. > For more information please contact helpdesk at x2960 or [log in to unmask] > ______________________________________________________________________ > > ______________________________________________________________________ > This email has been scanned by the Symantec Email Security.cloud service. > For more information please contact helpdesk at x2960 or [log in to unmask] > ______________________________________________________________________ > > ______________________________________________________________________ > This email has been scanned by the Symantec Email Security.cloud service. > For more information please contact helpdesk at x2960 or [log in to unmask] > ______________________________________________________________________ > ______________________________________________________________________ This email has been scanned by the Symantec Email Security.cloud service. For more information please contact helpdesk at x2960 or [log in to unmask] ______________________________________________________________________