[TowerTalk] Coil Formula

[Pat Barthelow]

I found this page with a number of coil formulas:

http://info.ee.surrey.ac.uk/Workshop/advice/coils/air_coils.html#slc

73,
All the best,
Pat Barthelow    (916) 315-9271
Jamesburg Moonbounce Team
aa6eg at hotmail.com
"All that is necessary for the triumph of evil is that good men do nothing."   (Edmund Burke)





> Date: Mon, 26 May 2008 15:19:36 +0100
> From: steve at karinya.net
> To: towertalk at contesting.com
> Subject: Re: [TowerTalk] Coil Formula
>
> Clint,
>
> About 20.5uH according to the usual formula for solenoid coils.
>
> Steve G3TXQ
>
> W5CPT wrote:
>> I picked up a coil wound on a ceramic form Saturday at the West Kentucky Junque-Fest. I looked for my formula to figure out what I bought but can't find it.
>>
>> Diameter = 2", length = 3.5 ", 30 turns close wound of approximately 12 gauge wire.
>>
>> Anybody got the formula handy?
>>
>>
>> Clint - W5CPT
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>
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