Well... not a real trumpet of course, but an electronic version that still has the three buttons and emits the noise through a small speaker. By following Instructables' user "QuicksilverRox's" guide the goal of a simple electronic music device can be met. It only requires an Arduino-compatible board, a piezo speaker and some simple button circuitry. This would be a great project to introduce someone to the world of Arduino or just make some noise.
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