[Elecraft] Low Serial Numbered K3

[Wayne Burdick]

I could never hear the effect of the DSP board modification, despite pretty good hearing. But we had some *very* discriminating customers with even better hearing; hence the mod. 

You might want to listen to it before upgrading.

73,
Wayne
N6KR


On Sep 23, 2014, at 5:41 AM, Mike K2MK <k2mk at comcast.net> wrote:

> Hi Darryl,
> 
> There were an awful lot of mods that might have been needed depending on the
> serial number. Even if the unit had no mods it still might be a good
> purchase as long as the price reflects the money you'll have to invest to
> upgrade it.
> 
> The DSP board upgrade is considered very important by many K3 owners and it
> is not listed with the other K3 mods on the mods and notes page. You can
> find it only on the spare parts page. It is called K3DSPUPGD.
> 
> The DSP mod is not listed here (??):
> http://www.elecraft.com/K3/k3_app_notes.htm
> 
> K3DSPUPGD can be found here:
> http://www.elecraft.com/order_form_parts.htm#K3%20Parts
> 
> 73,
> Mike K2MK
> 
> 
> Darryl J Kelly wrote
>> Any problems with buying a K3 with a low serial number, say that has
>> had hardware updates and alignments?
>> Darryl, KK5IB
> 
> 
> 
> 
> 
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