[Boatanchors] Measuring Swinging Choke values

[J. Forster]

Are you sure the choke is good?

-John

============


> I’m using a 6 H smoothing choke as my reference.   When I use a 12 H
> smoothing choke for the “test choke”,  the IT-28 gives me a pretty
> accurate
> reading.
>
>
>
> One swinging choke I have is a Collins Swinging Filter Reactor,  12H to 4H
> @
> 0.3A
>
>  The measured DC resistance is 65 ohms.
>
>
>
> With the IT-28 set to a low bridge voltage (3V),  the current through the
> choke will be about 46 mA;   I would expect the inductance to be near 12H
> for that current.
>
>
> 73 Mark K3MSB
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