Columbia University Physics Lecture Demonstrations


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Mechanics
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Oscillation and Waves
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3C50.1 Fourier Synthesis

[Setup Time: 30 Min.] [Current Condition: Good]

Info

A Fourier synthesizer connects to a speaker and oscilloscope, projected on TV screen. The synthesizer allows one to construct an arbitrary waveform by setting the amplitude and phase of a tone and its first nine harmonics.

Parts List

Pasco Fourier Synthesizer in C. Oscillations and Waves, 1B

Oscilloscope in L. Misc

Speaker in L. Misc

Connectors in L. Misc

Note: Try to use computer with applet instead.

Relevant Simulation

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Other Information

Intro/History - Introducing a 100-year-old mechanical computer

Real-Life Examples

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More Advanced Reading

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