- Resonance: video demo of how to make a piece of aluminum "sing"
- Article describing the physics of this demonstration
Physics of Music and Recording
Do it yourself Speakers for less than two dollarsA step-by-step guide to making your own loudspeaker with a magnet, some wire, a plastic water bottle and a plastic cup. Written by Bonnie Lasby. You can download the DIY speakers guide here.
Frequency AnalyzerDownload freeware which allows you to visualize sounds and harmonics. You need a PC with soundcard and a computer microphone to speak into, or a .WAV file. Visit Reliable Software's Frequency Analyzer page to download the program.
Wave synthesisOnline wave synthesizer, allowing you to hear and see harmonic wave patterns. Visit Schulphysik's Fourier Synthesis to use the synthesizer.