Yuav ua li cas yog ib daim ntawv teev album?
Yuav ua li cas yog ib daim ntawv teev album?

Video: Yuav ua li cas yog ib daim ntawv teev album?

Video: Yuav ua li cas yog ib daim ntawv teev album?
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Anonim

Cov txheej txheem ntawm kev ua cov ntaub ntawv Nws muaj nws cov hauv paus hauv Thomas Alva Edison's phonograph. Thaum tus tswv hlau yog sib cais los ntawm lub lacquer, lub resulting disc muaj ridges es tsis txhob ntawm grooves. Tus tswv hlau yog siv los tsim cov hlau sau tseg , kuj hu ua niam, uas yog ces siv los ua tus stamper.

Tom qab ntawd, cov ntaub ntawv dab tsi yog ua los ntawm?

Thaum xub thawj, cov discs feem ntau yog tsim los ntawm shellac ; pib nyob rau hauv 1940s polyvinyl chloride ua ntau. Nyob rau hauv nruab nrab-2000s, maj mam, cov ntaub ntawv ua los ntawm ib yam khoom pib hu ua vinyl cov ntaub ntawv, los yog tsuas yog vinyl.

Ib tug kuj nug, puas yog cov ntaub ntawv vinyl tseem tsim? Yog lawm -- yas albums yog tseem ua tsim tawm ntawm 30-xyoo-laus machinery. Txawm tias vinyl cov rov tshwm sim ntawm qhov chaw nyob rau thawj xyoo caum ntawm 2000s, nws tsis tau boomed nyob rau hauv ib txoj kev uas tsim nyog rau kev tsim cov khoom siv xovxwm tshiab.

Ib yam li ntawd, lub suab kaw li cas ntawm cov ntaub ntawv yas?

Suab nthwv dej tsoo lub diaphragm thiab jiggled lub koob uas etched lub vibrations rau hauv lub tog raj kheej. Xyoo 1887, Berliner tau tsim lub gramophone, uas zoo nkauj npaum li cas analog suab ua si hnub no. Cov ntaub ntawv yog kaw tseg mus rau tus tswv, thiab ces nias rau hauv yas.

Puas yog 78 cov ntaub ntawv tseem ceeb?

Tsis ntev ces yuav tsis muaj neeg yuav khoom kiag li. Contrary to ntau lwm yam khoom tsim (raws li ib pab pawg neeg) cov tshiab thiab tshiab tshaj plaws 78 RPM cov ntaub ntawv ua nyob rau hauv 1950s thiab thaum ntxov 1960s yog tsim nyog thiab feem ntau ntawm 78 RPM cov ntaub ntawv ua ntej 1950 muaj tsawg heev los tsis muaj tus nqi tag nrho.

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