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Old June 20th 07, 10:43 PM posted to rec.aviation.homebuilt
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Default Air Compressor Horsepower/Wattage/Amperage


RST Engineering wrote:

Lessee now, lets go to the 100% (one horse) column and we find at 115 volts
a PF of 79, 66% efficiency, and 15.4 line amps. One horse is 750 watts and
at the one horse level this rascal is sucking 1770 watts, or an efficiency
of 42%. But the table shows a 66% efficiency. Hmmm ... cos (79°) = ..2 but
that factor of out of phase isn't going to get me into the ballpark, nor is
the sin at .98 going to get me anywhere either.


It's them dadgummed vodoo phased lectrons with them giant p states
that are
casuing you the problems Jim. Just remember that all a tech cares
about is that
missing volt, the guy with the BS. is chasing the extra milliamp, the
MS guy is
putzing with the missing microvolt and the PhD is still trying to
figure out where that
extra electron came from....



Craig C.