When the first radios and telegraph lines were put into service, essentially the only way to communicate was to use Morse code. The first transmitters had extremely inefficient designs by today’s ...

The K3NG Keyer is an open source Arduino based CW (Morse Code) keyer with a lot of features and flexibility, rivaling commercial keyers which often cost significantly more. The code can be used with a ...

I've been wanting to have remote access to the shack for some time, as in the winter it's a pretty chilly place to be. As I operate mostly CW, it complicates things some. I'm a big fan of the ESP8266 ...

CWops is an amateur radio club for CW operators, focued on advancing the state of the art of operating across the full spectrum of CW activities. This in an archive of their newsletter, Solid Copy.