Sure, the physical build itself looks great ... bottom right – shown passing through NPN transistors). The Arduino Mega 2560 R3 is positioned on a suspended platform, with the anodes controlled ...

[Martin] sent in a great guide to a simple Arduino based theremin. It’s a very small build – just a single common IC and some passive components – and easy enough to build in an afternoon.

This is the upgraded starter kits with power supply module, 9V battery with dc High quality kit with UNO board, compatible with Arduino UNO R3, UNO R4, MEGA 2560 R3, NANO.