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Re: A coil's temperment



Original poster: "Terry Fritz" <twftesla-at-qwest-dot-net>

Hi J.B.,

Check out this link to some experiments Paul and I did regarding weather an
the secondary Q factor of coils:

http://www.abelian.demon.co.uk/tssp/qvar070402/

Cheers,
	
	Terry

At 01:55 AM 10/14/2002 +0100, you wrote:
>
>Hello Coilers,
>
>The recent discussion about the effects of barometric pressure on the
>streamer length, and possibly the overall operation, of a coil got me
>to wondering about keeping a log about such things.
>
>I've noticed that my coil has a totally different temperment depending
>on the weather of the day.  On cool, dry days it sounds like a finely
>tuned formula one racer, while on a more humid and/or hot day it can
>be described as sounding like a top fuel dragster with a wee bit too
>much nitromethane.
>
>I'm planing to keep a log of my runs noting the temperature, humidity,
>and barometric pressure (in in. of Hg.) along with the power level and
>spark gap air volume.  Hopefully after a period of time I'll have data
>that will shed some light on these "temperment changes" of my coil.
>
>I'd be interested in hearing from other coilers who are doing the same
>measurements and perhaps we can collaborate on our findings.
>
>73, Weazle, VE3EAR/VE3WZL
>G-1#1214
>
>Listening: 147.030+ and 442.075+
>E-mail:    weazle-at-hurontel.on.ca
>           or ve3ear-at-rac.ca
>Web site:  http://www.hurontel.on.ca/~weazle
>