H. Sound

H1. Nature Of Sound

Section	Title
H1-01	Bell In Vacuum
H1-02	Speaker And Candle
H1-11	Microphone And Oscilloscope
H1-13	Waveform Generator, Speaker And Oscilloscope.
H1-21	Speed Of Sound - Phase Change
H1-23	Speed Of Sound In Aluminum
H1-24	Speed Of Sound In Helium And Sulfur Hexafluoride
H1-25	Speed Of Sound Between Two Microphones
H1-31	Sound Level Meter
H1-32	Wavetek And Audio Cart - Equal Sound Level Steps

H2. Wave Properties Of Sound

Section	Title
H2-11	Sound Lens
H2-21	Audible Young'S Experiment - Group Listening
H2-24	Audible Young'S Experiment - Mic And Scope
H2-41	Doppler Ball
H2-53	Beats - Audio Oscillators And Speakers

H3. Standing Sound Waves

Section	Title
H3-01	Standing Sound Waves - Two Sources
H3-02	Standing Sound Waves - Reflection
H3-04	Kundt's Tube - Stroked Rod
H3-11	Tuning Forks And Resonant Tube
H3-21	Sound Resonance In Water Tube
H3-22	Resonance Tube - Oscillator And Plunger
H3-32	Resonance In Tube - Pouring Water
H3-61	Beaker Breaker

H4. Music

Section	Title
H4-02	Fourier Analysis - Wave Shape And Spectrum
H4-12	Lissajous Frequency Measurement
H4-18	Lissajous Figures With Sound
H4-23	Sound Board - Tuning Fork And Lecture Table
H4-34	Guitar And Oscilloscope
H4-51	Modulation - Am And Fm
H4-56	Synthesizer Introduction - Voltage Control Of Frequency

 H5. The Ear

Section	Title
	Stethoscope
H5-01	Ear Model
H5-11	Wavetek And Audiocart - Frequency Range Of Hearing
H5-13	Waveteks And Audiocart - Masking
H5-16	Ohm'S Law Of Hearing - Fourier Synthesizer
H5-41	Compact Disc - Auditory Demonstrations

H6. The Voice

Section	Title
H6-01	Fourier Analysis Of Voice
H6-04	Helium Voice