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Old 08-19-2014, 09:58 PM   #6846 (permalink)
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Join Date: Sep 2012
Location: Olympia Wa
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Originally Posted by jedsmd View Post
A new problem...

For monitoring battery charge I use an 'EV Display' from Cleanpowerauto

EV Display - CleanPowerAuto LLC

The display goes bonkers when the controller is making power. The display is stable when the controller is not making power, but the displayed numbers for remaining charge are now rubbish.

I traded Emails with Dimitri of CleanPowerAuto. They have seen this type of EMI from newer controllers and they recommended a simple filter to add to their device:

I have ordered the parts from digikey and will implement.

Meantime I will try the fixed freq code Paul just sent to see if it makes a difference
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