[Elecraft] K2 audio images strong signals 40 meters

Don Wilhelm w3fpr at embarqmail.com
Wed Aug 6 07:52:25 EDT 2014


Paul,

Additional detail please - I don't have an immediate answer, but there 
are a few possibilities.
The K2 serial number?  If less than 3000, has it been upgraded with the 
A to B mods?
What type of signal?  CW or SSB?
Which IF filters are being used - width and sideband?
Has this been a problem since it was built?

Take a look at the K2 application note at 
http://www.elecraft.com/Apps/Alert11_WAOF.html and see if that describes 
the problem.

Since you are posting from Nabble, please copy a 'snippit' of what you 
are referring to in your replies so those of us on the Elecraft 
reflector have a reference. (The Elecraft reflector is not threaded).

73,
Don W3FPR

On 8/6/2014 3:55 AM, paulb wrote:
>   Hi folks
>
> K2 here has what appears to be an odd issue with strongs sigs
> around 7175Khz
>
> Tuning approx 5 Khz higher the same signal can be heard several s-points
> down.
>
> Best guess seems to be centred around the 7175 - 7180 range.
>
> I have a distant memory reading about this many years ago at build,
> it's been a while..
>
>



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