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Re: [TowerTalk] Cutting a FT-240 type 33...in half ??

To: "'Jim Thomson'" <jim.thom@telus.net>, <towertalk@contesting.com>
Subject: Re: [TowerTalk] Cutting a FT-240 type 33...in half ??
From: "Ian White" <gm3sek@ifwtech.co.uk>
Date: Tue, 10 Feb 2015 07:42:07 -0000
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
Hold on, Jim - 

Please say that <isn't> a metal NEMA box with flange connectors at both
ends?


73 from Ian GM3SEK


>-----Original Message-----
>From: TowerTalk [mailto:towertalk-bounces@contesting.com] On Behalf Of
>Jim Thomson
>Sent: 10 February 2015 05:56
>To: towertalk@contesting.com
>Subject: [TowerTalk] Cutting a FT-240 type 33...in half ??
>
>Ok, I have a requirement where an additional  one or two x  2.4 inch
OD,
>type 33 cores needs  to be added to  an existing choke balun.
>Since each end of the RG-393 silver plated + teflon coax is already
silver
>soldered to a 7-16 DIN connector  at each end of the nema box,
>I would rather not have to take the entire assy apart.  Major pita.
393 coax
>has TWO  silver plated braids, and in this case, each of the braids has
been
>carefully
>separated at each end, and each braid is silver soldered to a lug,
that is
>bolted to  the 7-16 din connector flange, via the SS  8-32 machine
screws.
>IE: 2 of the 4 corners of each 7-16 din female coax connector gets a
braid
>attachment.
>
>Can a 2.4 inch OD, 1.4 inch ID, type 33 toroid  be cut in half, edges
sanded,
>then  placed around the existing  4-5 turns of 393 coax, then
>held together via glue, ty-raps, both, or some other method ???   I
have an
>excellent H-V bandsaw, made for cutting steel, hard steel, and AL.
>IE: 80-120-200 ft per minute.   It would slice through a toroid very
quickly.
>If what I propose is feasible, it would save me a lot of grief.
>I already checked, and the big, type 43 snap on types  will not fit,
since they
>only have a 1 inch ID.
>
>Tnx...... Jim   VE7RF
>
>
>
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