A CW encoder written for the ARRL and presented during Hamvention 2024. BOM and Circuit Diagrams Available in this file. Looking forward to seeing where people take this project.

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 ...

While many of us have banished land line telephones from our houses, there are still quite a few people who utilize POTS lines today. These analog phone systems use Dual Tone Multi Frequency (DTMF) ...