[ARC5] My ARC-5 40 meter station

Kenneth G. Gordon kgordon2006 at frontier.com
Sat Feb 21 21:46:56 EST 2015


On 21 Feb 2015 at 17:56, Charles wrote:

> I am acquainted with the design specs. 15 watts is with new 1625´s and with
> the 600 volt B+, and I only had 560V and a pair of well used tubes... I also
> don´t believe that 15 watts of carrier is at 100% modulation.

Speaking of which, that scope photo you have on your site looked absolutely 
excellent to me. 

I assume that is a photo of your plate modulated output with a sine-wave 
driving the modulator? If so, I detect a very, very minor amount of distortion.

If that is what you're getting, I wouldn't touch a thing.

Ken W7EKB


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