Quote:
Originally Posted by Harry Muscle
It's most likely the same as the Deepwater Aquatics pump from an electrical point ... so AC from the wall outlet gets converted to DC by the power supply and then the DC gets converted to a sine wave that probably doesn't alternate (ie: voltage doesn't reverse) by the controller. Why a sine wave is better than pulse width modulation that their previous models used I'm not sure though.
Thanks,
Harry
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Thanks for the explanation. From the tag line on one of the pictures, I suspect it is to make the pump quieter.