[Boatanchors] Choke Info Needed

[Carl]

Chokes are specified at no load in most catalogs. All the known ones Ive 
measured with a handheld LCR meter ar right on.

Carl
KM1H


----- Original Message ----- 
From: "J. Forster" <jfor at quik.com>
To: "Mark K3MSB" <mark.k3msb at gmail.com>
Cc: "List Boatanchors" <boatanchors at mailman.qth.net>; "Kenneth D. 
Grimm,K4XL" <grimm at sbc.edu>
Sent: Thursday, October 08, 2009 6:36 PM
Subject: Re: [Boatanchors] Choke Info Needed


> Did you measure L as a function of current through the choke? It does not
> sound like it.
>
> -John
>
> ===============
>
>
>> Well,  I checked again and came up the same info.
>>
>> I was looking for a 4-12 H 300 mA swinging choke, and a friend of a
> friend said he had one, and I picked it up last night.
>>
>> It's about 18 ohms DC resistance,  and the inductance measures around 2H
>> (using the bridge on my IT-28,  which isn't too bad surprisingly).
>>
>> Since inductance is inversely proportional to current in a swinging
> choke, I don't think what I have is a swinging choke.
>>
>> Mark K3MSB
>
>
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