[Elecraft] [K3] RX-settings w/ preamp?

Lance Collister, W7GJ w7gj at q.com
Tue Jun 1 16:16:26 EDT 2010


Hello Ed,

GL and I hope to work you on 6m soon! Both KL7NO and KL7/KB7Q were in here quite 
nicely on SSB the other night :-)  Sorry I missed you!

I don't know how many K3 owners are in your situation, but the Es season sure would 
be a good time to add another 10 or 20 dB on 6m!  I have a little 300w solid state 
amp (6M300PA built by Down East Microwave), that might be of interest.  I had been 
hanging onto it as a spare, but I do also have an 800w Harris TV XMTR that I could 
use as a spare.  Both amps run on 48 VDC.

I have not pushed the 6M300PA because there may be no good way to get replacement 
transistors for it anymore, but with 46 VDC on it and a little less than 2 watts 
drive, I got 200w output.  3 watts drive took it up to 300w output.  A person sure 
would want to be sure they didn't overdrive it or have any power spikes on XMIT, but 
a low power K3 should really work FB with it.

I would consider parting with it for $400.  I can provide a power supply for another 
$25.  Shipping would be extra. GL and VY 73, Lance



On 6/1/2010 7:56 PM, Edward R Cole wrote:
>
> There was an opening from Alaska to PNW (BC/WA/ID) on Sunday evening
> (0340-0400utc) where I needed 100w of my FT-847 to make contacts as
> the 8w of my K3/10 was not enough.  The K3/10 did receive very
> nicely.  I will eventually add a linear amp to the K3/10 for 6m.
>
> 73, Ed - KL7UW
> http://www.kl7uw.com/6m.htm
>
>
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-- 
Lance Collister, W7GJ (ex: WN3GPL, WA3GPL, WA1JXN, WA1JXN/C6A, ZF2OC/ZF8, E51SIX)
P.O. Box 73
Frenchtown, MT  59834  USA
QTH: DN27UB
TEL: (406) 626-5728
URL: http://www.bigskyspaces.com/w7gj
2m DXCC #11/6m DXCC #815

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