[Elecraft] Can I measure antenna impedance with K2?

[Per-Tore Aasestrand]

Hi Don,

On 1 August 2014 01:16, Don Wilhelm <w3fpr at embarqmail.com> wrote:

If one uses the voltage divider example, yes the maximum efficiency is 50%,
> But the output of a PA stage is not a resistor, and the collector load
> "resistance" is set by the designer to produce the output power desired.
>

I fully agree.

But will not a conjugate match also imply a max efficiency of 50%

P-T