Received-SPF: neutral (gmail.com: 193.82.116.20 is neither permitted nor denied by best guess record for domain of owner-rsgb_lf_group@blacksheep.org)
Message-ID: <000201c64923$5d16b4d0$37e8fc3e@your4105e587b6>
From: "g3kev" <g3kev.ham@virgin.net>
To: <rsgb_lf_group@blacksheep.org>
References: <002e01c64648$881b06a0$6401a8c0@JAYTERMINAL> <Pine.LNX.4.60.0603160739400.17034@comcon2.org> <000401c648eb$8bba61c0$2102000a@ibm>
Date: Thu, 16 Mar 2006 16:04:16 -0000
MIME-Version: 1.0
Subject: LF: Re: source for large 3C90 toroids wanted........
Content-Type: text/plain;
	format=flowed;
	charset="iso-8859-1";
	reply-type=original
Content-Transfer-Encoding: 7bit
Sender: owner-rsgb_lf_group@blacksheep.org
Precedence: bulk
Reply-To: rsgb_lf_group@blacksheep.org
Status: O


----- Original Message ----- 
From: "Dick" <knaap159@zonnet.nl>
To: <rsgb_lf_group@blacksheep.org>
Sent: Thursday, March 16, 2006 11:19 AM
Subject: LF: source for large 3C90 toroids wanted........


> Hello .......
>
> I am looking for a source to buy 3C90 (or 3C85) toroids, 58mm diameter.
> Up til now I can only find 'Spoerle' , but I have to buy at least 36 of
> them............
>
> Is there any other compagny that have these large cores available in lower
> quantities??
> Preferable in Germany or the Netherlands.
>
> Maybe there is a alternative by using Epcos cores? Material N87?? or N30??
> Anyone??
>
> 73
>
> Dick , PA4VHF
>
> (I know about using TV-cores etc, but just wonder if there is a way to get
> these nice ringcores)
>
>
>Dick The beauty of TV cores they are usually free of charge. I have 
>substitued these cores instead of 3C85 and cannot tell any difference in 
>efficiency. The tv cores need to be clean and smooth when joined and held 
>very tight together to work properly.
The two halves neeed to be clamped together not just held together with a 
pice of string!!!