which mppt controller

[OceanPlanet]

Originally Posted by CarlF

Nigel Calder did a great test of solar panel shading in September 2012 Sail Magazine. I can't find it but my memory was that 5% shading would make a panel voltage too low to effectively charge batteries. Even a shadow from a backstay was a problem.

If anyone has a link to Calder's piece, I'd love to read it again.

Here's an unrelated video:

Is this the article you're looking for? Nigel and I did this at his place here in Maine...