Re: Large Toroid? (fwd)

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: Gerry Reynolds <greynolds@xxxxxxxxxx>



---------- Forwarded message ----------
Date: Wed, 20 Dec 2006 16:50:40 -0700
From: resonance <resonance@xxxxxxxxxxxx>
To: Tesla list <tesla@xxxxxxxxxx>
Subject: Re: Large Toroid? (fwd)




David:

How did you join it together?  Wood block or?

Dr. Resonance
----- Original Message ----- 
From: "Tesla list" <tesla@xxxxxxxxxx>
To: <tesla@xxxxxxxxxx>
Sent: Wednesday, December 20, 2006 8:23 AM
Subject: Re: Large Toroid? (fwd)


> Original poster: Gerry Reynolds <greynolds@xxxxxxxxxx>
>
>
>
> ---------- Forwarded message ----------
> Date: Wed, 20 Dec 2006 07:43:16 -0600
> From: David Rieben <drieben@xxxxxxxxxxxxxxx>
> To: Tesla list <tesla@xxxxxxxxxx>
> Cc: David Rieben <drieben@xxxxxxxxxxxxxxx>
> Subject: Re: Large Toroid? (fwd)
>
> Hi Greg,
>
> I built that toroid from a 30' length of 12" diameter super-
> flexible stretch and compress aluminum duct hose (part #
>       5525K49) from McMaster-Carr (www.mcmastercarr.com)
>      It comes VERY compressed to only about 36" legnth IIRC
>      and actually has a bit of weight to it in the box. It actually took
>      a bit of brute strength to strecth it to the desired form by my
>      self and you would really need a friend to assist in this process.
>      It is more expensive but certainly more dent RESISTANT
>      (not dent PROOF) than the cheaper flex duct that McMas-
>      ter also sells. After forming it into the desired toroid, I wrapped
>      it with Nashua aluminum duct tape, available at Home Depot.
>      IIRC, it took about 3 rolls to complete the job, so at $91+ S&H
>       for the duct tubing plus about $13 a roll for the tape, I have a
> giant
>      12 x 56 toroid for < $150 - not quite as pretty as a professionally
>      spun aluminum toroid from O.W. Landergren, but probably about
>      $2K cheaper and it still makes them long sparks! ;^))
>
>      David Rieben
>
>
> ----- Original Message ----- 
> From: "Tesla list" <tesla@xxxxxxxxxx>
> To: <tesla@xxxxxxxxxx>
> Sent: Wednesday, December 20, 2006 12:49 AM
> Subject: Large Toroid? (fwd)
>
>
>> Original poster: Gerry Reynolds <greynolds@xxxxxxxxxx>
>>
>>
>>
>> ---------- Forwarded message ----------
>> Return-Path: <tesla-request@xxxxxxxxxx>
>> X-Original-To: greynolds@xxxxxxxxxx
>> Delivered-To: greynolds@xxxxxxxxxx
>> Received: by chip1.pupman.com (Postfix, from userid 550)
>> id 285FDC5D38; Tue, 19 Dec 2006 21:23:16 -0700 (MST)
>> X-Envelope-From:dogbrain_39560@xxxxxxxxx  Tue Dec 19 21:23:16 2006
>> X-Original-To: tesla@xxxxxxxxxx
>> Delivered-To: tesla@xxxxxxxxxx
>> Received: from unknown-66-196-101-249.yahoo.com
> (rrr1-v1.mail.re1.yahoo.com
>>     [66.196.101.249])
>> by chip1.pupman.com (Postfix) with SMTP id AC9FFC5D37
>> for <tesla@xxxxxxxxxx>; Tue, 19 Dec 2006 21:23:15 -0700 (MST)
>> Received: (qmail 9557 invoked from network); 20 Dec 2006 03:19:56 -0000
>> Received: from web57912.mail.re3.yahoo.com (68.142.236.105)
>>   by rrr1-v1.mail.re1.yahoo.com with SMTP; 20 Dec 2006 03:19:56 -0000
>> Received: (qmail 71778 invoked by uid 60001); 20 Dec 2006 03:19:56 -0000
>> Message-ID: <20061220031956.71776.qmail@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
>> DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws;
>>   s=s1024; d=yahoo.com;
>>
>>
> h=X-YMail-OSG:Received:Date:From:Subject:To:MIME-Version:Content-Type:Conten
> t-T
>>     ransfer-Encoding:Message-ID;
>>
>>
> b=iX49FBLg0WvAwfmXSjuJiPYXKHlml2iQtahn8oR5vwf59OBLmjBEXUDHfIx/8jAWMmyG4p4eio
> D8O
>>
> suFURg4xGP6Ss09S0vdIIhsbzxZvrUk2CL8nGFvhZJdlXxZj9CJ4Vx7DFbxg1CRk9AX5QthRB8KH
>>     157F3Ms/mU/5SbM4W0=;
>> X-YMail-OSG:
>>
> pQD12A8VM1lCHUUVwHyeOUoTcmiGXLH9bv4YYYJGjj5EDrX0npq1k5tkN0sM7eodP.3WfHYKV04P
>>     _K9KbooZqsEIob2S0M78Gp1iUCUvBHVPP9YYp370
>> Received: from [24.117.187.199] by web57912.mail.re3.yahoo.com via HTTP;
> Tue,
>>      19 Dec 2006 19:19:56 PST
>> Date: Tue, 19 Dec 2006 19:19:56 -0800 (PST)
>> From: G Hunter <dogbrain_39560@xxxxxxxxx>
>> Subject: Large Toroid?
>> To: tesla@xxxxxxxxxx
>> MIME-Version: 1.0
>> Content-Type: text/plain; charset=iso-8859-1
>> Content-Transfer-Encoding: 8bit
>>
>> David,
>>
>> Regarding your big, impressive coil at:
>>
>> http://www.teslauniverse.com/members/drieben/
>>
>> Where did you get the big torus?  Did you buy it or
>> build it?  Can you describe its construction?
>>
>> Cheers,
>>
>> Greg
>>
>> __________________________________________________
>> Do You Yahoo!?
>> Tired of spam?  Yahoo! Mail has the best spam protection around
>> http://mail.yahoo.com
>>
>>
>
>
>
>
>