Can you ear that? I can!
Solder your own listening device that allows you to listen to the quietest sounds using the principles of a directional microphone.
Learn about circuits.
Beginner level soldering kit
Ages: 12+
Solder your own listening device that allows you to listen to the quietest sounds using the principles of a directional microphone.
Learn about circuits.
Beginner level soldering kit
Ages: 12+