It explains the evolution of sound recording and reproduction, emphasizing the role of telephonic principles and electrical systems in achieving high-quality sound.

[3] Surround by Sound: A Review of Spatial Audio Recording and Reproduction. Applied Sciences (2017). [4] Velocity controlled sound field reproduction by non-uniformly spaced loudspeakers .

Aug. 12, 1877, is the date popularly given for Thomas Alva Edison’s completion of the model for the first phonograph, a device that recorded sound onto tinfoil cylinders.