Re: strange observation

["Barton B. Anderson" <tesla123-at-pacbell-dot-net> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)]

Hi Marc, 

This is strange. I can only guess it must be resonance of the wire length from
the spool to the coil (pretty small I imagine). Have no clue as to what was
causing it. 

Bart 

Tesla list wrote: 
>
> Original poster: "Metlicka Marc" <mystuffs-at-orwell-dot-net> 
>
> hello all, 
> while wrapping the 3000 turn secondary i noticed something strange going 
> on. 
> after wrapping about 6" of wire onto the coil form i stopped to give my 
> fingers and the motor a break, as i sat there i noticed the wire running 
> from the coil to the spool would jump occasionally. i've seen wire 
> running to an electric arc furnace jumping the same way with 20k amps 
> surging through it. i had roughly 625 wraps on the coil-at-1432' of wire, 
> on the spool there was still 17170'. 
> this jumping actually looked like a wave in a pool with a forward wave 
> and then a return wave, i watched it for about 15 minutes (had what 
> every one calls, my thinking face on. not a pretty face i've been told), 
> my girlfriend came in and watched it also. 
> my question is, could i actually been seeing some sort of resonance in 
> this wire? if so could it have taken the 6 seconds to traverse from one 
> end of the wire to the other? 
> if so, what was the driving force behind this movement? 
> this action may have been talked about before, i don't know? and i'm not 
> sure it means a thing, i just saw it and wondered,   marc