Re: Inverter use question

Lee wrote:

>> I have a 60 watt load (120v) that I want to power using a 12v >> inverter. >> >> Can someone tell me what Amp-hour battery I would need to power the >> load for 2 hours? > >60 watts / 12 V = 5A. > >> I need to keep the batter size/cost down and don't want a lot of extra >> capacity. > >5A*2h = 10Ah. >*1.5 (inefficiancies) = 15Ah. > >> The load is a set of powered speakers for PA use. >> Thanks. > >The load from the speakers is very unlikely to be a constant 60W. >The load (and hence life) will vary significantly depending on >what you'r using them for. > >Where are you getting the "60W" from?

Thanks.

I got the "60W" from where the 120v power cord enters the powered speaker... there is a label that says something like "120v / 60w"

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Lee
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