[time-nuts] Modern motherboard with RS232 port

Chuck Harris cfharris at erols.com
Mon Aug 20 02:26:53 UTC 2012

Residential power is traditionally measured in watts, not V-A.  Commercial
power is typically measured in V-A, with an additional fee for power factor

-Chuck Harris

Ed Palmer wrote:
> It's important to remember that on a computer, the wattage shown has no relationship
> to the wattage pulled from the socket.  The numbers shown are maximum values.  You
> have to measure the power draw and you have to measure it in volt-amps, not watts
> because that's how residential power is measured (at least in North America).  Buy an
> energy meter that shows volt-amps.  They're relatively cheap - typically less than $50.
> Ed

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