The phonograph, record player, or gramophone (from the Greek: γράμμα, gramma, "letter" and φωνή, phōnē, "voice"), is a device introduced in 1877 that has had continued common use for reproducing (playing) sound recordings; although when first developed, the phonograph was used to both record and reproduce sounds. The recordings played on such a device generally consist of wavy lines that are either scratched, engraved, or grooved onto a rotating ...
More
The phonograph, record player, or gramophone (from the Greek: γράμμα, gramma, "letter" and φωνή, phōnē, "voice"), is a device introduced in 1877 that has had continued common use for reproducing (playing) sound recordings; although when first developed, the phonograph was used to both record and reproduce sounds. The recordings played on such a device generally consist of wavy lines that are either scratched, engraved, or grooved onto a rotating cylinder or disc. As the cylinder or disc rotates, a stylus or needle traces the wavy lines and vibrates to reproduce the recorded sound waves.
The phonograph was invented in 1877 by Thomas Edison. While other inventors had produced devices that could record sounds, Edison's phonograph was the first to be able to reproduce the recorded sound. His phonograph originally recorded sound onto a tinfoil sheet phonograph cylinder. Alexander Graham Bell's Volta Laboratory made several improvements in the 1880s, including the use of wax-coated...
Less
