The Alexanderson Transmitter: Very-low Frequency Radio Rides Again! June 27, 2015 by Elliot Williams 44 Comments ...

In that case, [Electronoobs] has an Arduino powered RC transmitter with your name on it. But this is no scrap of protoboard with a couple of cheap joysticks on it, though he has made one of those too.

Thierry Guennou, writes: “The concept of this board is to build an open, very versatile frequency counter, so it can be used to measure a wide variety of signals.” Built around an AVR microcontroller ...