February 2012
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Sony Watchman

Sony Watchman

What is the formula for wattage to amperage & vice-versa?

Sony says my Watchman consumes 3.3 watts @ 4.5 volts. How many mAmps? Is 700 or 800 mAmps enough on an AC adapter? It
only uses 3 AA’s.

Current = Watts divided by Volts

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