[Elecraft] K3 DSP Board LP and LF Mod Rev D

[Brett Howard]

So what are your thoughts after all the upgrades were in place?  I've
put in all of mine as they rolled in...  Was the LPF update a big one
for you or did it not seem to make a lot of change?

~Brett (KC7OTG)

On Mon, Mar 15, 2010 at 1:21 PM, Craig D. Smith <craig at powersmith.net> wrote:
> I had ordered the $89 DSP board mod some time ago.  Got an Email from Lisa
> about a week ago offering another option rather than waiting to receive a
> refurbished board to swap into my K3.  Offer was to send in my existing DSP
> board for the mods - same price.
>
>
>
> I took her up on it.  I sent my Rev B DSP board to Aptos late last Tuesday
> afternoon via USPS Priority Mail (from Colorado).  Got an Email from Apos on
> Friday (3 days later!) saying that the board had been received, reworked and
> shipped back to me.  It arrived today (Monday) via Priority Mail - less than
> 6 days from when I shipped it out.  Total cost with shipping was $97.64.
>
>
>
> I took advantage of the few days of downtime to install 10 other hardware
> mods that had been accumulating for installation in my ancient K3.
>
>
>
> Popped in the "new" board, and everything seems to work fine.  The
> refurbished board is marked "ASSY Rev. D" and my previous DSP firmware level
> 2.46 had been replaced with 2.52.   And, yes, the new add-on small filter
> board had been installed, along with (I assume) the other component value
> changes on the board to extend the low frequency response.
>
>
>
> The purpose of this post is two-fold.  1) To thank Elecraft for their
> AMAZING turn-around time and great service (but we all knew about that).  2)
> To encourage others who are waiting for a replacement DSP board to consider
> the option of sending in their existing board - the wait went by amazingly
> fast!
>
>
>
> And, I guess I should also thank the USPS for their outstanding Priority
> Mail service!
>
>
>
>
>
> 73  Craig  AC0DS
>
>
>
>
>
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