[Elecraft] [Elecraft_K3] Re: Something *really* new at Dayton from Elecraft

[Vic K2VCO]

I'm beyond stunned. This is even possible?

On 5/18/2011 11:51 PM, Wayne Burdick wrote:
>> More $$$ or less $$$ that the regular K3?
>>
> Much less.
>
>> Dual output impedance 5w/10w pa?   I don’t understand.
>>
> The MOSFET 10-W amp stage includes an output transformer with both 1:4
> and 1:1 windings. When using low power, or when running from internal
> batteries, the 1:1 winding is used, which optimizes efficiency at
> about 5 W, greatly reducing transmit current drain. The 1:4 winding is
> used when running higher power (using an external supply).
>
>> One email said 10w/100w models. Is that correct?
>>
> The 1.5-pound radio itself puts out 10 watts+. We'll also be
> describing a new, high-performance 100-watt+ companion amplifier/ATU
> for fixed-station/mobile use. It will work very well with other 5 to
> 10-W radios besides the KX3.
>
> Wayne
> N6KR

-- 
Vic, K2VCO
Fresno CA
http://www.qsl.net/k2vco/