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Re: Watt Meter



Tesla List wrote:
> 
> Original Poster: "Vivian Watts" <V.C.Watts-at-btinternet-dot-com>
> 
> Hi All,
>     Being interested in the difference between the VA rating and the rms.
> power taken by my coil I managed to purchase a Watt meter at a local Amateur
> Radio Rally.  It is rated for A.C and D.C. but I'm not sure it is suitable
> for giving the true power on reactive loads and was wondering if anyone
> knew.  It is a Weston Model 310 made in Newark NJ USA dated 1941.  It is
> referred to as a electrodynamometer wattmeter.  Frequency range to 133Hz.
> Cost 10 ($15).
> 
> regards
> 
> Viv Watts (UK)

	This meter is entirely suitable to measure the effective (rms) power. 
Good purchase.

Ed