I suspect some sort of feedback via the LCD panel caused by sunlight. Using Ohm's law might shed some light...I don't know how though. Lawrence Rhodes
>________________________________ > From: Michael Ross <michael.e.r...@gmail.com> >To: Lawrence Rhodes <primobass...@sbcglobal.net>; Electric Vehicle Discussion >List <ev@lists.evdl.org> >Sent: Tuesday, March 17, 2015 3:08 PM >Subject: Re: [EVDL] Watch "Malfunctioning meter." on YouTube > > > >If it wasn't for the possibly coincidental sunlight, I would say it looks like >an electromechanical voltage regulator in action. A regulator might go as >high as 14 and change, and when it stops charging the battery voltage shows >and is load dependent - not steady. > > >The change is kind of fast to be a thermal effect of the sunlight on plastic >(not very conductive). Usually instrumentation amps for voltage are not that >susceptible to changes in ambient temperature. How could be simply the light >intensity? I don't have a feel for that. You could mess around with an ice >pack or a bottle of chip freezer spray and see if the change goes the other >direction. > > > > > >On Tue, Mar 17, 2015 at 5:55 PM, Lawrence Rhodes via EV <ev@lists.evdl.org> >wrote: > >Malfunctioning meter.: https://youtu.be/xNy8IOlRkII >> >>This is the correct url. Lawrence Rhodes >> >>-------------- next part -------------- >>An HTML attachment was scrubbed... >>URL: >><http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20150317/0d32c3cf/attachment.htm> >> >>_______________________________________________ >>UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub >>http://lists.evdl.org/listinfo.cgi/ev-evdl.org >>For EV drag racing discussion, please use NEDRA >>(http://groups.yahoo.com/group/NEDRA) >> >> > > > >-- > >To invent, you need a good imagination and a pile of junk. >Thomas A. Edison > > >A public-opinion poll is no substitute for thought. >Warren Buffet > > >Michael E. Ross >(919) 585-6737 Land >(919) 576-0824 Google Phone >(919) 631-1451 Cell > > >michael.e.r...@gmail.com > > > > > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20150317/358718ea/attachment.htm> _______________________________________________ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org For EV drag racing discussion, please use NEDRA (http://groups.yahoo.com/group/NEDRA)