[time-nuts] Modern motherboard with RS232 port
jimlux at earthlink.net
Mon Aug 20 05:04:59 UTC 2012
On 8/19/12 7:26 PM, Chuck Harris wrote:
> 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
residential meters measure watts (active power) not VA...
What you want is the Kill-A-Watt.. a $30 widget that measures all the
parameters.. A great little deviec.
> -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.
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