Re: Input power measurement

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Jim Lux by way of Terry Fritz <teslalist-at-qwest-dot-net>" <jimlux-at-earthlink-dot-net>

The "kill-a-watt" (that's the brand name) watt meter runs about $30-40 from
all manner of sources (including Radio Shack), and measures VA, Watts, PF,
etc. with an accuracy of better than 1%..


----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Monday, March 10, 2003 5:24 PM
Subject: RE: Input power measurement


 > Original poster: "Skip Greiner by way of Terry Fritz
<teslalist-at-qwest-dot-net>" <sgreiner-at-wwnet-dot-com>
 >
 > Hi Everyone
 > Thank to everyone who helped explain what I am actually measuring when
using
 > an iron vane ammeter to check the input current to an NST running in
 > resonant mode.
 >
 > Now the question becomes...how does one measure the actual (RMS ?) input
 > current in order to calculate the wall plug watts? Must one purchase or
 > borrow a multi-buck wattmeter?
 >
 > Again thanks in advance for any help.
 >
 >