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Headphone

Bloomsbury Encyclopedia of Popular Music of the World Volume I : Media, Industry and Society

Continuum, 2003

Encyclopedia Articles

...The prototype of the headphone was the earpiece of the original telephone (1877) – a simple carbon transducer device that reproduced a transmitted or recorded sound signal at an audible level when held close to the ear. With the advent...

Loudspeaker (Revised 2019)

Bloomsbury Encyclopedia of Popular Music of the World Volume I : Media, Industry and Society

Continuum, 2003

Encyclopedia Articles

...A loudspeaker or ‘speaker’ is an electroacoustic transducer used for transforming electrical signals into sound waves. In other words, it responds to incoming audio frequency electrical signals representing music or speech and,...

Monitor

Bloomsbury Encyclopedia of Popular Music of the World Volume II : Performance and Production

Continuum, 2003

Encyclopedia Articles

...The term ‘monitor’ is used most often to refer to loudspeaker systems used in live performance and in studio recording. In performance, musicians use stage monitors so that they can hear themselves; the loudspeakers, and the mix fed...

Radio Receiver

Bloomsbury Encyclopedia of Popular Music of the World Volume I : Media, Industry and Society

Continuum, 2003

Encyclopedia Articles

...The radio receiver is an apparatus for detecting electromagnetic waves of radio frequency and amplifying them for the listener. With the beginning of radio broadcasting in 1920, the radio receiver created a new form of home entertainment...

Megaphone

Bloomsbury Encyclopedia of Popular Music of the World Volume I : Media, Industry and Society

Continuum, 2003

Encyclopedia Articles

...A megaphone is a handheld, usually metal, conical horn. Prior to the development of the microphone in the 1920s, band vocalists performing in large halls or outdoors frequently amplified their voices using such a horn, with the narrow end...

Walkman

Bloomsbury Encyclopedia of Popular Music of the World Volume I : Media, Industry and Society

Continuum, 2003

Encyclopedia Articles

...‘Walkman’ is the generic term for portable headphone stereo sets that use cassette tapes, compact discs or minidiscs. The name was coined by Akio Morita, the president of Sony, the company that marketed the first model in 1979. The name...

Amplifier

Bloomsbury Encyclopedia of Popular Music of the World Volume I : Media, Industry and Society

Continuum, 2003

Encyclopedia Articles

...An amplifier is a device that increases the power of an electrical signal. Amplifiers are essential to electronic methods of audio production and reproduction. For example, pre-amps are required to boost the tiny electrical signals produced...

Guitar Amplifiers

Bloomsbury Encyclopedia of Popular Music of the World Volume II : Performance and Production

Continuum, 2003

Encyclopedia Articles

...Where there are electric guitars, there are guitar amplifiers, for it is the amplifier that converts the weak electrical signal from the guitar’s pickups into audible sound waves. Guitar amplifiers normally consist of two main parts...

Gramophone

Bloomsbury Encyclopedia of Popular Music of the World Volume I : Media, Industry and Society

Continuum, 2003

Encyclopedia Articles

...The gramophone and its revolving disc became the preeminent form of recorded sound in the twentieth century. It emerged from the shadow of Thomas Edison’s phonograph at the end of the nineteenth century to dominate the sales of talking...

Phonograph

Bloomsbury Encyclopedia of Popular Music of the World Volume I : Media, Industry and Society

Continuum, 2003

Encyclopedia Articles

...‘Phonograph’ was the name originally given by Thomas Edison to the instrument he invented in 1877. The first phonograph recorded sounds on tinfoil. In 1887, wax cylinders replaced tinfoil as the recording medium. The phonograph...