On 1/4/2020 8:52 PM, Mark Goldberg wrote:
My Morningstar PWM controller has a bang bang mode that only switches once
a second or so. In the normal mode it is noisy. You give up the extra
efficiency from an MPPT charger, but it is much cheaper.
That can be fine if you don't need to operate while charging.
73, Jim K9YC
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