Re: Weird ideas

From: 	Mark S Graalman[SMTP:wb8jkr-at-juno-dot-com]
Sent: 	Saturday, December 06, 1997 8:11 AM
To: 	tesla-at-pupman-dot-com
Subject: 	Re: Weird ideas

  Adam, you misunderstood my meaning. For
instance a car standing still with the engine
running is operating at ZERO efficiency.
Unless of course you're comparing idling

Mark Graalman TCBA #1399

On Fri, 5 Dec 1997 23:52:35 -0600 Tesla List <tesla-at-pupman-dot-com> writes:
>From: 	Adam[SMTP:absmith-at-tiac-dot-net]
>Sent: 	Friday, December 05, 1997 8:19 AM
>To: 	Tesla List
>Subject: 	Re: Weird ideas
>>From: 	Mark S Graalman[SMTP:wb8jkr-at-juno-dot-com]
>>   Actually, IMHO there *really* is no such thing as 
>>efficiency in a machine that draws power yet does
>>no actual work or provides no tangible benefits.
>> It really is work/fun input, fun output. 
>Not true.  Tesla coils draw a certain amount of power in, and 
>discharge a 
>certain amount of power out.  However, the power output is not easily 
>measured, so true electrical efficiency is not usually known.
>The real figure of merit for a Tesla coil is spark length vs. wallplug 
>input power.  In order to be a true gauge of performance, we would 
>to standardize the atmospheric conditions, but since this is not often 
>controllable, we ignore it or comment vaguely about the humidity, 
>Also, spark length is measured point to point, alone a straight line, 
>along the actual path of the arc, which is quasi-fractal in nature, 
>like a coastline.
>It should also be noted that spark length vs. wallplug power is also 
>frequency dependant, and higher frequency coils seem to have better 
>Adam Smith
>Epoch, Inc. Digital Music Project
>www.tiac-dot-net/users/absmith/                 MP3 Demo Tracks Now