[Elecraft] KPA500
Guy Olinger K2AV
olinger at bellsouth.net
Fri Sep 10 13:08:16 EDT 2010
Try a 17 watt "shoe" combined with an internal power supply in place
of the KAT3/KPA3. 73, Guy
On Fri, Sep 10, 2010 at 12:59 PM, Edward R. Cole <kl7uw at acsalaska.net> wrote:
> I am in the same "boat" as it were, having bought the K3/10. If I
> were considering the KPA500 then I would be looking for 40-50w driver
> for it. That is a 6-dB amp driven by 12w from the K3/10. That ought
> to be simple to make. So will K3 roll out one? Or an entrepreneur
> ham come up with one? Price ought to be in $125-150 bracket since no
> filtering is needed if used with the following KPA500.
>
> I chose another path and bought the 300w EB-27A CCI amp that requires
> 18w for full output. MY total costs will be <$500 and I probably
> could make them for resale at $550. Stay tuned on that later comment ;-)
>
> I haven't built the EB-27A, yet, but will have results on my website
> when it is done later this fall/winter.
>
> 73, Ed - KL7UW
>
> ------------------------------
>
> Message: 10
> Date: Thu, 09 Sep 2010 22:10:48 -0600
> From: Phil Townsend <philji at mac.com>
> Subject: Re: [Elecraft] KPA500
> To: Greg <n4cc at cableone.net>
> Cc: "elecraft at mailman.qth.net" <elecraft at mailman.qth.net>
> Message-ID: <7CCCF520-EFCE-4006-841C-36CB6C592E6D at mac.com>
> Content-Type: text/plain; charset=utf-8
>
> So I got me a ten watt k3... I like it... It is very good. It works.
> And I'm thinking of a KPA500.
> But to run the KPA500 I gotta get the 100 watt add-on first.
> Hummmm.... Is that a deal breaker? Might be. If I don't get the
> hundred water then I can't get fully output.!.?&-?xxx
> So the true cost of the kPA500 is way more... For me with just ten
> watts. I really only want ten watts. But when I feel the need, the
> need for speed (yeah I had to say it) I would like to hit the big
> lever marked kill and blast them out of their socks.
>
> I would like to be able to upgrade with out the interim 100 watter.
> Yeah, I know, i won't work but I can ask those guys who sweat solder
> and cash flow and you never know they just might be able to do it.
> To me the K2 was a total mind melt...and the K3 is beyond my wildest
> dreams. Quite an upgrade from the old Heathkits I used to build... No
> disrespect meant the hotwaters and Indians that may be still lurking.
>
> Phil
> Santa Fe
>
>
>
> 73, Ed - KL7UW, WD2XSH/45
> ======================================
> BP40IQ 500 KHz - 10-GHz www.kl7uw.com
> EME: 144-QRT*, 432-100w, 1296-QRT*, 3400-fall 2010
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