Music Box Pulse Motor —- Amplifier demo
This shows how the box pulse motor amplifies the sound from the music box. It is the wooden box the does the trick and the pulse motor itself just adds an interesting effect.
Experiments, inventions, patents, …
by F.E.N. · Published · Updated
This shows how the box pulse motor amplifies the sound from the music box. It is the wooden box the does the trick and the pulse motor itself just adds an interesting effect.
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