Re: Voltage drop in DX Power to K3

Posted by Jim Brown-10 on Apr 27, 2020; 6:24am
URL: http://elecraft.85.s1.nabble.com/Voltage-drop-in-DX-Power-to-K3-tp7660188p7660232.html

On 4/26/2020 7:28 PM, N4ZR wrote:
> did you have to draw a Colpitts oscillator?  IIRC, that was on my
> General exam in 1955.

Yep. It was one of several we had to learn. :)

> With the power strip, what's wrong with measuring the voltage in and
> out, knowing the current being drawn, and deriving the resistance from
> that?

Because most instrumentation available to hams isn't accurate enough.

73, Jim K9YC


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