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Re: K1 build question: T1, turn count method.

Posted by Don Wilhelm on May 29, 2020; 11:15pm
URL: http://elecraft.85.s1.nabble.com/K1-build-question-T1-turn-count-method-tp7661463p7661470.html

Paul,

As far as measuring the inductances, the listed values are only average.
  Count the toroid turns correctly and there will be no problem.

73,
Don W3FPR

On 5/29/2020 5:16 PM, Paul Gacek via Elecraft wrote:

> John
>
> Fair question as to why not.
>
> I guess it boils down to tolerance in the design. As T1 and T2 are impedance matches maybe my error isn’t going to push things out of tolerance.
>
> That written, the consensus feed back is I have counted the turns wrong on T1 and it’s easy enough to reduce a turn (versus adding one!).
>
> I just completed the front panel tests and so before heading into the VFO alignment, I’ll make the correction.
>
> For all the inductors (such as L9,L10 etc) I measure the inductance before installing them.
>
> Paul
>
>> On May 29, 2020, at 1:31 PM, John Harper <[hidden email]> wrote:
>>
>> Why would you choose not correct a known error?
>>
>> Correct it and rule it out as a possible culprit in the event you have a
>> problem with the radio. If you don't correct it, and end up having a
>> problem, you'll wonder....
>>
>> John AE5X
>> https://ae5x.blogspot.com
>>
>>> Any guidance on whether I should correct this is welcome.
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