The last few times that I went to operate portable, I brought my Speed-X key. Don’t get me wrong; it’s a great key. When doing POTA and SOTA, I want it to work reliably above all. However, it is large and somewhat heavy. I’m always looking for ways to cut weight and add reliability to […]
This particular block should be straightforward. Basically, Diz’s kit ships with a programmed IC for using with a paddle. I believe that we will also be installing the keying switching transistors as well in this section. Components J4 – command button J5 – paddle jack J10 – speed control potentiometer (10k linear recommended; not included) […]
Amateur Radio Station WB0ISG 