[RFI] New Larger Fair-Rite #31 Toroid

Chuck Gooden Chuck.Gooden at comcast.net
Fri Apr 14 15:27:01 EDT 2017


Could you clarify if you mean 5 turns through each core as in separate 
chokes in series.  Or 5 turns through both cores as in 1 choke with two 
cores? Or is there a difference?  It doesn't seem like there would be a 

Chuck K9LC

On 4/14/2017 1:33 PM, Jim Brown wrote:
> The number of turns (and to to the extent that it affects capacitance, 
> wire size and spacing) sets the resonant frequency. The Fair-Rite data 
> is most likely for small diameter wire. If you want the choke to be 
> effective where 5 turns puts it, yes, two chokes in series would be 
> the way to get there.

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