[time-nuts] Modern motherboard with RS232 port

[Christopher Brown]

I stand corrected, shows what I get for listening to a UPS vendors
documentation.

On 8/19/12 11:52 AM, Tom Miller wrote:
> No it is not.
> 
> 
> VA * PF = W for VA = volt amps, PF = power factor, W = watts (or true power)
> 
> PF = the cos of the phase angle between the current and the voltage 
> (assuming both are sine waves)
> 
> +++++++++
> 
> Peak Volts * 0.707 = RMS volts, again for sine waves only.
> 
> +++++++++
> 
> 
> ----- Original Message ----- 
> From: "Christopher Brown" <cbrown at woods.net>
> To: <time-nuts at febo.com>
> Sent: Sunday, August 19, 2012 3:38 PM
> Subject: Re: [time-nuts] Modern motherboard with RS232 port
> 
> 
> Converting VA to W is same as converting peak V to RMS V.
> 
> 
> 
> 
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