Re: K2/KPA100: External Amplifier Keying Test (PA Key) Problem

Posted by JF1KGX on
URL: http://elecraft.85.s1.nabble.com/K2-KPA100-External-Amplifier-Keying-Test-PA-Key-Problem-tp3342574p3362478.html

Don,

I tried re-soldering but nothing has been changed.
Q9 itself might have broken so that I would try to replace new one next.
Let me close this thread once and I will tell you results.

Thank you & 73,
Hideki
JF1KGX

----- Original Message -----
From: "Don Wilhelm" <[hidden email]>
To: "JF1KGX" <[hidden email]>
Cc: <[hidden email]>; <[hidden email]>
Sent: Friday, July 31, 2009 7:34 AM
Subject: Re: [Elecraft] K2/KPA100: External Amplifier Keying Test (PA Key)
Problem

> Hideki,
>
> Yes, I would try re-soldering Q9.
> No harm will come to the K2 with this problem, but it will not be able to
> key an external amplifier.
>
> 73,
> Don W3FPR
>
> JF1KGX wrote:
>> Don,
>>
>> I have checked the below several times. But everything looks fine.
>> And I also checked my DMM with small value of registers.
>> It shows correct measurements.
>> Is it better to RE-solder Q9 for this problem ?
>>
>> If I have kept this problem on operation, do you think what happen to my
>> K2?
>> So far have no plan to connect an external amplifier.
>>
>> Thank you,
>> Hideki
>> JF1KGX
>>
>

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