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Sound Reproduction

Title
G3-31: Spring and Horns
H1-11: MICROPHONE AND OSCILLOSCOPE
H1-12: VISIBLE WAVEFORMS ON LARGE SPEAKER
H1-13 WAVEFORM GENERATOR, SPEAKER AND OSCILLOSCOPE
H1-32: WAVETEK AND AUDIO CART - EQUAL SOUND LEVEL STEPS
H1-53: AUDIOTAPE 8 MIN - WOMB SOUNDS
H2-01: FOCUSING OF SOUND WITH CONCAVE REFLECTORS
H2-02: PARABOLIC MICROPHONE
H2-31: ACOUSTIC COLLIMATOR
H2-32: SPEAKER WITH BAFFLE
H2-33: SPEAKER AND EXPONENTIAL HORN
H3-05: KUNDT'S TUBE - OSCILLATOR DRIVEN
H4-34: GUITAR AND OSCILLOSCOPE
H4-51: MODULATION - AM AND FM
H4-52: SPECTRUM ANALYSIS OF MODULATION
H4-56: SYNTHESIZER INTRODUCTION - VOLTAGE CONTROL OF FREQUENCY
H4-58: MODULATION - AM RADIO
H4-61: HARMONIC DISTORTION OF TAPE RECORDER
H4-64: DISTORTION IN AUDIO AMPLIFIER
H4-65: CROSSOVER NETWORK FOR SPEAKERS

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