[Elecraft] External Amp for the K2

George, W5YR [email protected]
Sun Feb 24 21:12:01 2002


What neutralizing scheme will you use with the 811 amplifier?

72/73/oo, George W5YR - the Yellow Rose of Texas         
Fairview, TX 30 mi NE of Dallas in Collin county EM13qe   
Amateur Radio W5YR, in the 56th year and it just keeps getting better!
QRP-L 1373 NETXQRP 6 SOC 262 COG 8 FPQRP 404 TEN-X 11771
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Lee Buller wrote:

> The other track is a little more power using a single inexpensive 811A  -
> grid driven - in the same configuration as the 6146.  The only difference
> would be the plate voltage.  The 811A will give about 200 watts output in
> class AB1.  I am looking at designing different bias schemes as
> well.  Again, I want to make sure the amp can be built easily with simple
> hand tools.