Acoustics
H5-48: COMPACT DISC - SHEPARD'S TONES
Category: H5 The Ear
Purpose:
Illustrate the audio analog to the "spiral staircase" effect.
H5-47: COMPACT DISC - PHANTOM WORDS AND OTHER CURIOSITIES
Category: H5 The Ear
Purpose:
Demonstrate audible illusions.
H5-46: COMPACT DISC - MUSICAL ILLUSIONS AND PARADOXES
Category: H5 The Ear
Purpose:
Demonstrate sound illusions.
H5-45: AUDIOTAPE 32 MIN - AUDITORY ILLUSIONS AND EXPTS
Category: H5 The Ear
Purpose:
Illustrate a variety of audio effects and illusions.
H5-43: AUDIOTAPE 6 MIN - SHEPARD'S TONES
Category: H5 The Ear
Purpose:
Illustrate the audio analog to the "spiral staircase" effect.
H5-42: AUDIOTAPE 24 MIN - GETTING THROUGH
Category: H5 The Ear
Purpose:
Demonstrate some hearing defects common to hearing impaired individuals, and to illustrate how these defects can be partially corrected using a hearing aid.
H5-41: COMPACT DISC - AUDITORY DEMONSTRATIONS
Category: H5 The Ear
Purpose:
Provides a wide variety of auditory demonstrations and illusions, monaural and binaural.
H5-31: DIPLACUSIS AND BINAURAL BEATS
Category: H5 The Ear
Purpose:
Demonstrate individually the phenomena of binaural beats and diplacusis.
H5-22: EFFECT OF ATTACK TRANSIENT ON TONE QUALITY OF CORNET
Category: H5 The Ear
Purpose:
Illustrate how attack transients strongly affect the tone quality of a musical instrument.
H5-20: HEARING SCIENCE LABORATORY - FREQUENCY JND
Category: H5 The Ear
Purpose:
Demonstrate the frequency just noticeable difference and, in general, to demonstrate a large number of hearing tests as performed by clinical audiologists.
H5-19: SUM AND DIFFERENCE TONES
Category: H5 The Ear
Purpose:
Quantitatively demonstrate sum and difference tones.
H5-18: DIFFERENCE FREQUENCIES - AUDIO CART
Category: H5 The Ear
Purpose:
Demonstrate difference tones.
H5-17: WAVETEKS AND AUDIO CART - QUALITY BEATS
Category: H5 The Ear
Purpose:
Demonstrate second order or quality beats.
H5-16: OHM'S LAW OF HEARING - FOURIER SYNTHESIZER
Category: H5 The Ear
Purpose:
Validate Ohm's Law of Hearing for a simple case.
H5-15: EFFECT OF HARMONIC CONTENT ON TONE QUALITY
Category: H5 The Ear
Purpose:
Illustrate Ohm's Law of Hearing, and to hear the sounds of complex waves produced by the Fourier Synthesizer.
H5-12: WAVETEKS AND AUDIO CART - CRITICAL BAND
Category: H5 The Ear
Purpose:
Demonstrate the effect of the critical band on the sound of two simultaneous sine waves.
H5-11: WAVETEK AND AUDIOCART - FREQUENCY RANGE OF HEARING
Category: H5 The Ear
Purpose:
Demonstrate the approximate frequency range of human hearing.
H5-03: STETHOSCOPE
Category: H5 The Ear
Purpose:
Hear with a stethoscope, and to experience the time resolution between the two ears.
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H4-01: FOURIER SYNTHESIS
Demonstrate Fourier synthesis of complex wave shapes Read More
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H4-04 FOURIER ANALYSIS - DIGITAL OSCILLOSCOPE
Demonstrates the Fourier spectrum of complex waves Read More
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H4-11 SAVART'S DISCS
Demonstrates the relationship of pitch and musical intervals to mechanical vibration frequency Read More
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H4-12: LISSAJOUS FREQUENCY MEASUREMENT
Show how frequencies can be matched using Lissajous figures Read More
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H4-13: PLAYING IN JUST INTONATION
Show musical intervals in just intonation Read More
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H4-14: LISSAJOUS FIGURES - VOICE
Provide a Lissajous type display from a single vocal source Read More
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H4-16: TUNER - KORG
Demonstrate use of an electronic tuner Read More
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H4-17: AUDIOTAPE 16 MIN - MUSICAL TEMPERAMENT
Demonstrate use of an electronic tuner Read More
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H4-18: LISSAJOUS FIGURES WITH SOUND
Demonstrate use of an electronic tuner Read More
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H4-21: EDGE TONES
Illustrate edge tones and the factors that effect their sound Read More
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H4-22: BOTTLE BAND
Demonstrate how edge tones and Helmholtz resonators can be used to create a bottle band Read More
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H4-23: SOUND BOARD - TUNING FORK AND LECTURE TABLE
Demonstrate the effect of a sounding board Read More
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H4-31: VIOLIN
Demonstrate some acoustical features of the violin Read More
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H4-32: VIBRAPHONE
Illustrate how a vibraphone works Read More
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H4-33: ORGAN PIPE
Illustrate how an organ pipe works Read More
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H4-34: GUITAR AND OSCILLOSCOPE
Illustrate how a guitar works Read More
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H4-35: FRENCH HORN
Show what a French horn and other similar instruments, such as the French horn, look like Read More
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H4-36: LIP-BLOWN TUBE
Determine the frequencies and harmonic numbers of the resonances in a plastic tube blown like a trumpet Read More
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H4-37: FLEXIBLE TRUMPET
Demonstrate some acoustical features of the trumpet Read More
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H4-38: CORNET
Demonstrate the features of a cornet Read More
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H4-39: PLASTIC TUBE FLUTE
Show basic features of a very simple flute Read More
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H4-40: PLASTIC TUBE CLARINET
Demonstrate how the clarinet overblows at a musical twelfth Read More
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H4-41: DRUM
Demonstrate a pretty drum Read More
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H4-42 RECORDER
Can hear the sounds of a recorder Read More
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H4-43: UKELELE
Experiment with the increasingly-popular ukelele Read More
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H4-51: MODULATION - AM AND FM
Demonstrate AM and FM signal modulation as an introduction to vibrato and tremolo Read More
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H4-52: SPECTRUM ANALYSIS OF MODULATION
Compare and analyze the frequency spectra of various modulated sounds such as tremolo, vibrato, and beats Read More
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H4-53: MOOG ROGUE SYNTHESIZER
Illustrates a simple analog music synthesizer Read More
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H4-55: YAMAHA DX7S DIGITAL SYNTHESIZER
Demonstrate features of a modern digital synthesizer Read More
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H4-56: SYNTHESIZER INTRODUCTION - VOLTAGE CONTROL OF FREQUENCY
Illustrate a voltage-controlled frequency device Read More
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H4-58: MODULATION - AM RADIO
Show amplitude modulation in in AM radio signals Read More
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H4-64: DISTORTION IN AUDIO AMPLIFIER
Demonstrate distortion due to over-driving an audio amplifier Read More
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H4-65: CROSSOVER NETWORK FOR SPEAKERS
Demonstrate the operation af a crossover network. Read More
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H4-66: CROSSOVER NETWORK - LARGE ADVENT
Show circuit and components of a passive crossover network and how the crossover network functions Read More
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H4-67: CD WITH HOLE
See if a compact disc will play even if it has a small hole drilled through it Read More
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H4-68: MP3 COMPRESSION
Play and compare various MP3 compressions of a short musical CD excerpt Read More
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H4-71: AUDIOTAPE 20 MIN - ACOUSTICS FOR THE MUSIC EDUCATOR
Illustrate some principles of room acoustics as applied to music rehearsal rooms and concert halls Read More
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H4-81: AUDIO CART - COMPLETE AUDIO SYSTEM
Show the various components of a reasonably modern audio system Read More
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H4-91: COMPACT DISC - MULTIMEDIA SOUND
Demonstration of a number of audio effects and source of a variety of musical instrument and other sounds Read More
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H4-92: AUDIO RECORDING - DIGITAL DOMAIN DEMONSTRATION CD
Examples of early digital sound reproduction Read More
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