[BC] miswiring adventures

Jeff Welton welton.jeff at gmail.com
Thu Feb 4 09:25:59 CST 2010


On Wed, Feb 3, 2010 at 4:06 PM, Chuck Leavens <chuck at wduq.org> wrote:
>I could NEVER FIND a ferrite toroid that big.  Nautel did not supply one although they supplied many smaller ones.
>
>My searches never came up with one that would go over a piece of Andrew 3" flex.--

We've solved that problem.  In-house P/N: LP32, Magnetronics P/N: OJ-49740-TC. 140mm (5.5") OD and about a 4" ID - would still need to be installed before the connector goes on, but will definitely fit over 3-1/8" coax.  I just had one of the support guys measure one and it's just over 4.1" ID, so you might be able to slide it over 4" hardline too, but it certainly wouldn't fit over a 4" coax.

We used to make one years back by epoxying ferrite bars together - it had about a 6" ID - but it also cost several hundred dollars, by the time you paid somebody to do the labor on it. We also had an 8" ferrite toroid made by (I think) a German company - division of Siemens perhaps?  It was also in the hundreds of dollars.  It's nice to have one that isn't into the hectobux, so it makes for relatively cheap insurance.

Hope that helps!

Jeff

Jeff Welton
Regional Sales Manager - Central U.S.
Nautel
Toll Free: 877-662-8835, ext. 5127
Direct: 902-823-5127
Cell: 902-489-1635

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