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Cheap Power supply
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11-02-2009, 08:14 PM
Omaroo
(Chris Malikoff)
Let there be night...
Join Date: Aug 2006
Location: Hobart, TAS
Posts: 7,639
Ohm's Law - irrespective of what's in-between...
150W/12vdc=12.5A
If it's efficiency is even 90% then it'll draw 14+ amps to deliver 150W continuous.
Input current is dependant on what the draw is at the other end, and is not static.
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