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Between Air and Electricity

Between Air and Electricity

Microphones and Loudspeakers as Musical Instruments

  • Overview
  • Chapter 1
  • Chapter 2
  • Chapter 3
  • Chapter 4
  • Chapter 5
  • Other Examples

Tag: sound reinforcement systems

Posted on December 21, 2017

112 loud-speaking telephone receivers and other early sound reinforcement systems by Ralf Ehlert

early sound reinforcement system
An early example of a sound reinforcement system: 112 loud-speaking telephone horns in New York (picture source)

The picture above was made in 1919 during the Victory Liberty Loan and the lamp-like objects hanging above the crowd are … read more

Between Air and Electricity

  • Table of Contents
  • Cathy van Eck

key words

(acoustic) feedback (hemi)spherical loudspeakers contact microphones drums everyday objects flute flying loudspeakers movement percussion phonograph piano pick-ups prepared loudspeakers prepared microphones sound reinforcement systems space tactile transducers tam-tam ten or more loudspeakers trumpet tuning fork violin family voice walking wearable loudspeakers

time line

  • 1950s and earlier
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