[Elecraft] K3 Build Questions

[KC2VNI]

Don: I was concerned with the value on U12. Depending on which terminal I was
on, the resistance varied. I should have been more specific about the
question. Sorry for the confusion.


Don Wilhelm-4 wrote:
> 
> Steve,
> 
> The instructions indicate that the listed values are the lowest that 
> should be measured.  The instructions state that greater values than 
> those listed are quite probable.  If the readings are not less than the 
> listed values, all is OK.
> 
> Greater than means that larger values are OK - smaller values are bad. - 
> yours are OK.
> 
> 73,
> Don W3FPR
> 
> KC2VNI wrote:
>> I am on pages 44 and 45 of the assembly manual and have made it through
>> all
>> the steps. In going through the resistance checks, I got the following
>> values:
>>
>> - At the power poles (12VDC), all I got was an infinite resistance no
>> matter
>> which way I made the measured it.
>>
>> - At the R36 test point, I got 239.5 ohms which beats the 150 ohm
>> criteria
>> listed
>>
>> - At the U12 test point, I got 2 different values:
>>    a) 4.86 kilo-ohms at the terminal furthest from the blue electrolytic
>> capacitor in the neighborhood of the U12 regulator
>>    b) 237.2 ohms at the terminal closest to the blue electrolytic
>> capacitor
>> in the neighborhood of the U12 regulator
>>
>> - At the U13 test point, I got the following: 423 ohms.
>>
>>
>> Question: Am I okay to go ahead and apply power for the initial power on
>> check (aka "smoke test") on page 46?
>>
>>   
>>
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