From: Michael Tucknott [SMTP:Michael.Tucknott-at-virgin-dot-net]
Sent: Monday, May 04, 1998 3:20 PM
To: Tesla List
Subject: Re: first light
Tesla List wrote:
> From: bob golding [SMTP:yubba-at-clara-dot-net]
> Sent: Monday, June 08, 1998 3:03 AM
> To: tesla-at-pupman-dot-com
> Subject: first light
> >Date: Mon, 08 Jun 1998 00:59:58 -0700
> >To: tesla-2-at-emachine-dot-com
> >From: bob golding <yubba-at-clara-dot-net>
> >Subject: first light
> >Cc: t2
> >Hi all
> > Fired up the coil for the first time today. 12" sparks straight off from
> the 8" toroid. We then spent some time playing with the tuning and the
> coupling. With 6 turns tapped in we got sparks all over the toroid without
> any breakout points. the bottom of the secondary was about level with the
> 3rd turn of the primary. We started with one gap on the spark gap but
> quickly moved up to two as the safety gap was not firing and all seemed
> well . This seemed to increase the power ie noise but not the spark length.
> We then tried the 19" x 4" toroid after re tuning and got 12" sparks with
> breakout points. we used 8 turns on the tap,and kept the coupling the same.
> We then stopped to find some ear protection and to invite the neighbors to
> a show at dusk. The neighbors were impressed or terrified but stayed for
> awhile. After more tuning and opening up the gap to 0.125" we managed 24"
> to a grounded wire. At that point we stopped as it was 11.30 in the
> evening. The coil is hooked up with 18 awg stranded antenna wire. we are
> also using this to the ground. 2 5 foot 3/4" copper pipes 2 foot apart. I
> feel this might be a weak point. would 1/4" copper tube be better as the
> ground connection? I am still not sure about the coupling. with the small
> toriod we can see corona around the top of the seconary but it dissapears
> with the larger toroid. should we fine tune with the tap and then try
> changing the coupling?. Thanks to Mike Hammer, Bert Hickman, Hollmike and
> everybody else for all their help.
> >bob golding lightning without rain
> >bob yubba-at-clara-dot-net
Nice to see you got your cap sorted out from the Teslathon the box was
broken if my memory is right.
Well done on first light.
It is a good feeling when it all works at last.
Cheers Mike Tucknott.