[Elecraft] Fair-Rite 4" Toroids

[jerry]

Will the 2.4 inchers handle legal limit?

           - Jerry KF6VB

On 2022-07-27 13:00, Jim Brown wrote:
> On 7/27/2022 12:24 PM, Howard Hoyt via Elecraft wrote:
>> We have been answering queries about the large 4" OD Fair-Rite 
>> 2631814002 toroids <https://proaudioeng.com/fair-rite-4″-toroid-core/> 
>> which have been out of stock for a while but we now have good stock.
> 
> It should be noted that my extensive work showed the effectiveness of
> these oversized cores to be limited to 20M and below, and the
> standard-size (and much less expensive) 2.4-in o.d. cores to be the
> superior choice above 80M. W6GJB and I have used them only on 160M.
> 
> http://k9yc.com/2018Cookbook.pdf
> 
> 73, Jim K9YC
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