These devices convert a sound pressure wave to or from an electric signal.

They became prized for their distinctive sound, however, and found life with several musical styles ( most notably bluegrass and also blues ) well after electric amplification solved the issue of inadequate guitar sound levels.

By channeling a large electric current through the compressed carbon granules in the microphone, a small sound signal could produce a much larger electric signal.

He introduced more insistent, driving rhythms and a hard-edged electric guitar sound on a wide-ranging catalog of songs, along with African rhythms and a signature beat ( a simple, five-accent rhythm ) that remains a cornerstone of rock and pop.

The disco sound has soaring, often reverberated vocals over a steady " four-on-the-floor " beat, an eighth note ( quaver ) or 16th note ( semi-quaver ) hi-hat pattern with an open hi-hat on the off-beat, and a prominent, syncopated electric bass line sometimes consisting of octaves.

In most disco tracks, strings, horns, electric pianos, and electric guitars create a lush background sound.

Specific examples are speech compression and transmission in digital mobile phones, room correction of sound in hi-fi and sound reinforcement applications, weather forecasting, economic forecasting, seismic data processing, analysis and control of industrial processes, medical imaging such as CAT scans and MRI, MP3 compression, computer graphics, image manipulation, hi-fi loudspeaker crossovers and equalization, and audio effects for use with electric guitar amplifiers.

Many musicians feel the slower attack and percussive, woody tone of the upright bass gives it a more " earthy " or " natural " sound than an electric bass, particularly when gut strings are used.

Some popular bands decided to anchor their sound with an upright bass instead of an electric bass.

" Slap style " may have influenced electric bass guitar players who, from the mid-sixties ( particularly Larry Graham of Sly and the Family Stone ), developed a technique called slap and pop that used the thumb of the plucking hand to hit the string, making a slapping sound but still letting the note ring, and the index or middle finger of the plucking hand to pull the string back so it hits the fretboard, achieving the pop sound described above.

Examples of electromechanical sound producing devices include the telharmonium, Hammond organ, and the electric guitar.

In a typical lightning strike, 500 joule | megajoules of electric potential energy are converted into 500 megajoules ( total ) of light energy, sound energy, thermal energy, and so on.

* Distortion is characteristic of the sound of electric guitar amplifiers.

Since the output of an electric guitar is an electric signal, the signal may easily be altered using electronic circuits to add " color " to the sound.

Invented in 1931, the electric guitar became a necessity as jazz musicians sought to amplify their sound in the big band format.

Some electric guitar and electric bass guitar models feature piezoelectric pickups, which function as transducers to provide a sound closer to that of an acoustic guitar with the flip of a switch or knob, rather than switching guitars.

This gave his harmonica tone a " punchy " mid-range sound that could be heard above an electric guitar.

A young harmonicist named Marion " Little Walter " Jacobs revolutionized the instrument by playing the harmonica with a microphone ( typically a " Bullet " microphone marketed for use by radio taxi dispatchers cupped in his hands with the harmonica, giving it a " punchy " mid-range sound that can be heard above radio static, or an electric guitar ).

The steel-string acoustic guitar is a modern form of guitar that descends from the classical guitar, but is strung with steel strings for a brighter, louder sound.

* The archtop guitar incorporates a top, either carved out of solid wood or heat-pressed using laminations, that is arched like instruments in the violin family, usually with an f-hole rather than a round sound hole.

* The resonator guitar or resophonic guitar produces sound with one or more metal cones ( resonators ) instead of the wooden soundboard ( guitar top / face ).

Although they are generally classified as a cappella metal, the band also includes a drummer, and use amplifiers on some songs to distort the voice to sound more like a real guitar.

The band played regularly on a Tulsa, Oklahoma radio station, and added Leon McAuliffe on steel guitar, pianist Al Stricklin, drummer Smokey Dacus, and a horn section that expanded the band's sound.

The sound of the plucked string is amplified by the soundboard and resonant cavity of the guitar.

This thin ( often 2 or 3 mm thick ) piece of wood, strengthened by different types of internal bracing, is considered the most prominent factor in determining the sound quality of a guitar.

The majority of the sound is caused by vibration of the guitar top as the energy of the vibrating strings is transferred to it.

The body of a classical guitar is a resonating chamber that projects the vibrations of the body through a sound hole, allowing the acoustic guitar to be heard without amplification.

The sound hole is normally a single round hole in the top of the guitar ( under the strings ), though some have different placement, shapes, or numbers of holes.

The main purpose of the bridge on a classical guitar is to transfer the vibration from the strings to the soundboard, which vibrates the air inside of the guitar, thereby amplifying the sound produced by the strings.

When the key is pressed, the tangent strikes the strings above, causing them to sound in a similar fashion to the hammering technique on a guitar.

Characterised by the heavy rock sound of his new backing band, it was a marked departure from the acoustic guitar and folk rock style established by Space Oddity.

The sound and tone of the plucked upright bass is distinct from that of the fretted bass guitar.

Ulyate and Kearton climbed on toward the sound of the barking of the dogs and the sporadic roaring of the lion, till they came, out of breath, to the crest, and peering through the branches of a bush, this is what Ulyate saw: Jones who had apparently ( and actually had ) ridden up the nearly impassable hillside, sitting calmly on his horse within forty feet of a full-grown young lioness, who was crouched on a flat rock and seemed just about to charge him, while the dogs whirled around her.

Contemporary a cappella includes many vocal groups and bands who add vocal percussion or beatboxing to create a pop / rock sound, in some cases very similar to bands with instruments.

" The use of amplified guitars accentuates Bob's claim, some Bob Wills recordings from the ` 30's and ` 40's sound similar to rock and roll records in the ` 50's.

It also marked the beginning of the shift in Manço's sound characterized with the heavy use of synthesizers and drum machine in contrast with his older works consisting of a group oriented rock based sound.

In 1997, the band released a compilation album, My Body, The Hand Grenade, which featured material from the band's earliest recordings in 1989 up until 1995, and, in September 1998, released their third studio album, Celebrity Skin, which featured a stark power pop sound as opposed to the group's earlier punk rock influences.

The semi-theatrical music and comedy troupe transformed into a ska-influenced new wave band in 1979, and then changed again towards a more guitar-oriented rock sound, in the late 1980s.

His final solo album of the decade was 1987's Never Let Me Down, where he ditched the light sound of his previous two albums, instead offering harder rock with an industrial / techno dance edge.

Programmers took advantage by turning their FM stations into venues for formats from country to progressive rock to jazz and classical music, all with the enhanced quality that stereo sound could bring.

In the late 1960s, Roy Wood — guitarist, vocalist and songwriter of The Move — had an idea to form a new band that would use violins, cellos, string basses, horns and woodwinds to give their music a classical sound, taking rock music in the direction " that The Beatles had left off ".

In 1981 ELO's sound changed again with the science fiction concept album Time, a throwback to earlier, more progressive rock albums like Eldorado.

In the late 1960s and throughout the 1970s the distinctive sound of the B-3 organ ( often played through a Leslie speaker ) was widely used in blues, progressive rock bands and blues-rock groups.

However, the overdriven sound of the Hammond gained a new image when it became part of 1960s and 1970s rock with artists like Alan Price, Gregg Allman, Steve Winwood, Rick Wright, Keith Emerson, Jon Lord, Matthew Fisher, Rick Wakeman, Tony Banks and Jack McDuff.

Asian Dub Foundation are not huge mainstream stars, but their politically charged rap and punk rock influenced sound has a multi-racial audience in their native UK.

Prior to this injunction, Brown released three vocal singles, including a cover of Louis Jordan's " Caldonia ", and the 12-bar blues rock and roll number, " Out of Sight ", which further indicated the future direction of Brown's musical sound.

Along with the Stratocaster, the Marshall stack and amplifiers were crucial in shaping his heavily overdriven sound, enabling him to master the use of feedback as a musical effect, and he created a " definitive vocabulary for rock guitar ".

Guitarists in the fusion realm fused the post-bop harmonic and melodic language of musicians such as John Coltrane, McCoy Tyner, Ornette Coleman, and Miles Davis with a hard-edged ( and usually very loud ) rock tone created by iconic guitarists such as Cream's Eric Clapton who'd redefined the sound of the guitar for those unfamiliar with the black blues players of Chicago and, before that, the Delta region of the Mississippi upon whom his style was based.

Fusion players such as John McLaughlin adopted the fluid, powerful sound of rock guitarists such as Clapton and Jimi Hendrix.

Hatfield and Strohm shared songwriting credits and often sang together in harmony or octaves, creating a memorable " boy-girl " sound rarely encountered in rock ( except in the work of X and a few later indie bands such as Velocity Girl, Hazel, Quasi, Low, Mates of State, and Rainer Maria ).

However, when recording sessions began Atlantic wanted more of a rock sound and didn't initially like " Cowboy ," " Devil Without A Cause " and " Only God Knows Why.

In 2003, Kid Rock returned with an eponymous album, almost stripping away the accustomed rap metal sound he had created, opting for southern rock and several country ballads in the wake of " Picture "' s success.

Due to the heavy, guitar-driven blues rock sound of their first two albums, Led Zeppelin are frequently recognised as the progenitors of heavy metal and hard rock.