[Coco] How much power does the Color Computer use?
johnguin at hotmail.com
Sun Sep 6 16:24:07 EDT 2009
I plugged my Coco3 with nothing connected to it into a Kill-A-Watt meter and it registered 13 watts.
I tried again with an OwlWare disk controller connected and it went to 16 watts.
Right in line with what James computed.
> From: jdaggett at gate.net
> To: briang0671 at sbcglobal.net; coco at maltedmedia.com
> Date: Thu, 3 Sep 2009 14:50:27 -0400
> Subject: Re: [Coco] How much power does the Color Computer use?
> On 3 Sep 2009 at 12:40, Brian Goers wrote:
> > Has any one measured the actual current flow for the different voltages
> > the color computer uses? 5V, +/-12V, -8V.
> > What is the total power draw? Has anyone actually used the CoCo 2/3 as a
> > laptop with LCD powered separate from the computer?
> >From the technical manual typical draw off of AC mainis about 200 milliamps. That yields
> a power draw of about 24 watts on average. Also from the schematic based on the
> current limit resistor value and the max current spec for the pass transistor about 2.5
> amps draw off the +5 VDC line is safe maximum. That would yield about 13 to 15 watts.
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