I found it!  I went back and saw a bent pin on the KXV3 and took those boards 
including IO out and reseated and all is well!

Thanks!

Joe



From: Elecraft [mailto:[email protected]] On Behalf Of W0MU Mike 
Fatchett
Sent: Sunday, March 1, 2015 4:52 PM
To: [email protected]
Subject: Re: [Elecraft] New K3 build, LOW LOW sensitivity.

Check all the coaxial cables that plug into the boards and front panel.
Make sure they go the right places. I would also check the way you have
decided to handle the coax going to the coax chassis connector SO239.
There are a couple of ways to do this depending on your options.

Mike W0MU

On 3/1/2015 3:45 PM, Joe Moffatt wrote:
> Ok, checked the RX ANT switch. It was not on. I did connect an antenna to the 
> RX ANT jack and switched to it, but no difference.
>
> Not sure what is wrong where. In any case, there is very little sensitivity 
> in the K3 at this point.
>
> Don't know what to check. I have gone back through the best I can... seems 
> everything was done correctly.
>
> Very careful about ESD.
>
> Joe
>
>
>
> From: Wayne Burdick [mailto:[email protected]]
> Sent: Sunday, March 1, 2015 12:38 PM
> To: Joe Moffatt
> Cc: [email protected]<mailto:[email protected]>
> Subject: Re: [Elecraft] New K3 build, LOW LOW sensitivity.
>
> Joe,
>
> Do you have a KXV3 module installed? You may be switched to the RX antenna.
>
> Wayne
> N6KR
>
> On Mar 1, 2015, at 7:48 AM, joemoffatt 
> <[email protected]><mailto:[email protected]%3e><mailto:[email protected]%3e><mailto:[email protected]%3e%3e>
>  wrote:
>
>> Everything in the manual checked out ok. I am at the stage before putting in
>> the 100 watt PA. Just checking things out. I have the IF Out board, but
>> that's about it. No ATU. Setup filters, etc. But, I have only about S1
>> on the S Meter, and can only weakly hear the strongest of signals. Even WWV
>> is poor. This is on a known good antenna/coax.
>>
>> Anyhow, just wondering what to check. I haven't set the REF OSC yet because
>> I can't get a strong enough signal to do it.
>>
>> Ideas? I thought I was sailing along smoothly.
>>
>> Thanks,
>>
>> joe
>>
>>
>>
>>
>>
>> --
>> View this message in context: 
>> http://elecraft.365791.n2.nabble.com/New-K3-build-LOW-LOW-sensitivity-tp7599593.html
>> Sent from the Elecraft mailing list archive at Nabble.com.
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