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Re: The Ultimate Primary Tap?



Original poster: "david baehr" <dfb25@xxxxxxxxxxx>


on my last few coils, I just cut a certain width & length of some brass shim stock I had hanging around , wrap it around the tubular pri., and used a welding cable electrode holder to clamp on to it,...seems to make a good connection, I can send pics if anyone is intrested.....easy


From:  "Tesla list" <tesla@xxxxxxxxxx>
To:  tesla@xxxxxxxxxx
Subject:  Re: The Ultimate Primary Tap?
Date:  Sun, 04 Mar 2007 15:22:18 -0700
>Original poster: Jim <branley1@xxxxxxxxxxx>
>
>Tesla list wrote:
>>Original poster: "Aron Koscho" <kc5uto@xxxxxx>
>>
>>After melting several fuse clips and other quick and dirty taps on
>>one
>>of my DRSSTCs I decide it was time to make something better. I
>>didn't
>>want to spend much time or money on it so this limited me to parts
>>one
>>hand. Here it is: http://www.hvguy.4hv.org/tap/
>>
>>The construction is obvious from the pictures. First a small pair
>>of
>>needle nose vice grips is used for the clamp and some 1" x .125"
>>copper
>>bar for jaws. The copper was first precisely formed around a .625"
>>steel
>>bar using a hammer on the floor. It was then cleaned and brazed
>>onto the
>>jaws of the vice grips. Throw in a 1/0 screw lug and buff clean
>>with a
>>wire brush and we're done.
>>
>>This thing works great! It is fast, reliable, and will clamp onto
>>copper
>>tubing from .375" to .75".
>>
>>Of course I am using this with a vertical primary, it would have to
>>be
>>changed for use with a flat primary, perhaps making a set of 90
>>degree
>>jaws and insulating the pliers but I though I'd throw the idea out
>>there.
>>
>>-Aron
>>
>>www.hvguy.com
>>
>>
>>
>>
>Hi Aron:
>I tried to access your pictures, however once on your site I could
>not get your pictures to come up.
>I am a new coiler and need all of the help I can get.
>By the way, could you help me with a cap debate I am having with a
>friend?
>How does   16 ( .15uF Caps)  =  .09uF Capacitance? I multiplied 16 *
>.15 and came up with 2.4uF
>Thanks for the advice,
>Jim
>
>
>
>



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