Acoustics
H5-02: ANATOMY OF THE EAR - SLIDES AND ATLAS
Category: H5 The Ear
Purpose:
Illustrate the anatomy of the ear with actual photogrraphs.
H5-01: EAR MODEL
Category: H5 The Ear
Purpose:
Illustrate the parts of the ear, their spatial relationships, and their functions.
H1-52: AUDIOTAPE 82 MIN - SCIENCE OF SOUND - LONG VERSION
Category: H1 Nature of Sound
Purpose:
Illustrate various audio phenomena.
H1-51: AUDIOTAPE 42 MIN - SCIENCE OF SOUND - SHORT VERSION
Category: H1 Nature of Sound
Purpose:
Illustrate various audio phenomena.
H1-43: ULTRASONICS AND HEARING
Category: H1 Nature of Sound
Purpose:
Demonstrate that there exist ultrasonic waves with frequencies above the range of human hearing.
H1-32: WAVETEK AND AUDIO CART - EQUAL SOUND LEVEL STEPS
Category: H1 Nature of Sound
Purpose:
Illustrate the effect on the ear of successive changes of exactly 10 dB.
H4-23: SOUND BOARD - TUNING FORK AND LECTURE TABLE
Category: H4 Music
Purpose:
Demonstrate the effect of a sounding board.
H4-21: EDGE TONES
Category: H4 Music
Purpose:
Illustrate edge tones and the factors that effect their sound.
H4-18: LISSAJOUS FIGURES WITH SOUND
Category: H4 Music
Purpose:
Demonstrate the relation between "consonance" (musical intervals) and frequency ratios.
H1-11: MICROPHONE AND OSCILLOSCOPE
Category: H1 Nature of Sound
Purpose:
Show the wave shape of various sounds.
H4-17: AUDIOTAPE 16 MIN - MUSICAL TEMPERAMENT
Category: H4 Music
Purpose:
Compare and contrast several historically important musical scale temperaments.
H4-14: LISSAJOUS FIGURES - VOICE
Category: H4 Music
Purpose:
Provide a Lissajous type display from a single vocal source.
H4-13: PLAYING IN JUST INTONATION
Category: H4 Music
Purpose:
Show musical intervals in just intonation.
H4-12: LISSAJOUS FREQUENCY MEASUREMENT
Category: H4 Music
Purpose:
Show how frequencies can be matched using Lissajous figures.
H4-01: FOURIER SYNTHESIS
Category: H4 Music
Purpose:
Demonstrate Fourier synthesis of complex wave shapes.
H2-28: FOURIER SYNTHESIZER - ADDITION OF WAVES
Category: H2 Wave Properties of Sound
Purpose:
Demonstrate addition of two sine waves with variable phase difference.
G2-06: FRAHM'S FREQUENCY METER
Category: G2 Resonance and Coupled Oscillations
Purpose:
Check the 60 Hz line voltage frequency.
G4-22: CHLADNI FIGURES - OSCILLATOR DRIVEN
Category: G4 Mechanical Waves - Two Dimensional
Purpose:
Show two-dimensional standing waves in a metal plate
G4-21: CHLADNI FIGURES - BOWED
Category: G4 Mechanical Waves - Two Dimensional
Purpose:
Show two-dimensional standing waves in a metal plate
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H1-01 BELL IN VACUUM
Demonstrates sound wave requirement for a medium
Read More
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H1-02 SPEAKER AND CANDLE
Demonstrates longitudinal behavior of sound waves
Read More
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H1-03: BELLS
Use bells as a sound source Read More
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H1-04: BELL IN VACUUM - PORTABLE
Small version of the standard bell in vacuum demonstration Read More
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H1-11: MICROPHONE AND OSCILLOSCOPE
Show the wave shape of various sounds Read More
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H1-12: VISIBLE WAVEFORMS ON LARGE SPEAKER
Show the loudspeaker motion produced by waves of various shapes Read More
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H1-13 WAVEFORM GENERATOR, SPEAKER AND OSCILLOSCOPE
Demonstrates waveform and sound of standard waves
Read More
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H1-21: SPEED OF SOUND - PHASE CHANGE
Determine the speed of sound Read More
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H1-22: SPEED OF SOUND - USING PULSES
Determine the speed of sound in air Read More
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H1-24: SPEED OF SOUND IN HELIUM
Determine the speed of sound as a function of gas density Read More
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H1-25: SPEED OF SOUND BETWEEN TWO MICROPHONES
Measure the speed of sound by determining the travel time of a pulse between two microphones Read More
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H1-26: SPEED OF SOUND IN GARDEN HOSE
Direct measurement of the speed of sound in air Read More
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H1-27: SPEED OF SOUND - LISSAJOUS FIGURES
Measurement of the speed of sound in air using Lissajous figures Read More
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H1-31: SOUND LEVEL METER
Demonstrate use of a sound level meter Read More
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H1-32: WAVETEK AND AUDIO CART - EQUAL SOUND LEVEL STEPS
Illustrate the effect on the ear of successive changes of exactly 10 dB Read More
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H1-41: ULTRASONIC MOTION DETECTOR
Demonstrate how an ultrasonic motion detector works Read More
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H1-43: ULTRASONICS AND HEARING
Demonstrate that there exist ultrasonic waves with frequencies above the range of human hearing Read More
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H1-44: ULTRASONIC MOTION DETECTOR WAVE FORM
Show the wave form of the ultrasonic signal created by the ultrasonic motion detector Read More
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H1-51: AUDIOTAPE 42 MIN - SCIENCE OF SOUND - SHORT VERSION
Illustrate various audio phenomena Read More
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H1-52: AUDIOTAPE 82 MIN - SCIENCE OF SOUND - LONG VERSION
Illustrate various audio phenomena Read More
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H1-53: AUDIOTAPE 8 MIN - WOMB SOUNDS
Hear heartbeats Read More
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