Sorry, I have no experience building the project. You may have experiment with microphone vs. piezo to see which works best. There is a gain control for the microphone so turning the gain down might make it react only to its drum. But I am not sure.
Sorry, I have no experience building the project. You may have experiment with microphone vs. piezo to see which works best. There is a gain control for the microphone so turning the gain down might make it react only to its drum. But I am not sure.