Music, architecture and acoustics in Renaissance Venice: Recreating lost soundscapes
During the Renaissance in Venice, composers such as the Gabrieli and Moneverdi created some of their greatest masterpieces for performance in the great churches on festive occasions. But what would the music have sounded like, given its complexity an....
More details | Watch nowHuman Sound
Sound is produced in the larynx; filtering it in the vocal tract produces formants and phonemes. The acoustics, mechanics and some neurobiology of hearing. Pitch perception.
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Reflecting waves gives standing waves, which can be resonances. Standing waves on strings and in pipes and plates.
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Superposing waves with different frequencies gives beats and Tartini tones. Removing beats gives consonance. Tuning consonances gives temperament.
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Frequency, amplitude, envelope and spectrum affect pitch, loudness and timbre. All are discussed and quantified here.
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Moving either source or receiver produces a frequency shift called the Doppler effect, which we measure and analyse.
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Sound is a longitudinal wave of variations in pressure and density. We derive and measure its speed.
More details | Watch nowMeasuring the speed of sound
A presentation showing how to measure the speed of sound over a short distance on a laboratory table.
More details | Watch nowMeasuring the speed of sound – experimental details
A short clip showing the measurement of the speed of sound over short distances.
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Light is reflected off a flexible shiny surface fixed to the end of a plastic tube. When one speaks into the tubes sound vibrations pass down the tube and make the surface vibrate. The reflected light is therefore sent off from the surface in a con....
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