[Elecraft] Noisy K-3 Receiver

[Greg - AB7R]

One of my K3s is #3459 and it has the updated DSP board.  I think it was right 
around there when they started.

-------------------------
73,
Greg - AB7R
Whidbey Island WA
NA-065


On Wed Dec 16 14:36 , Mike  sent:

>Any idea what serial number the upgrade started shipping with? Or a way 
>to determine if I have it already?
>
>Thanks,
>Mike NF4L
>
>Lyle Johnson wrote:
>>> There is an often referred to AF filter module which installs on the 
>>> main DSP board ...
>>>     
>>
>> My understanding is that this is part of the DSP board swap upgrade,  
>> and is in currently shipping K3s.
>>
>> But I've been known to be wrong!
>>
>> 73,
>>
>> Lyle KK7P
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