[time-nuts] Modern motherboard with RS232 port

Jim Lux jimlux at earthlink.net
Mon Aug 20 01:04:59 EDT 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
> problems.
>

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.
>>
>> Ed
>
> _______________________________________________
> time-nuts mailing list -- time-nuts at febo.com
> To unsubscribe, go to
> https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
> and follow the instructions there.
>





More information about the time-nuts mailing list