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RCA- mass produce radios. AM- inferior to 78s (1 ene 1920 año – 31 dic 1929 año)

Descripción:

RCA begins mass producing radios. The AM sound is inferior to 78s. Record companies and radio companies fight over artist control

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Mixtape Timeline

19 oct 2018

0

0

410

fecha:

1 ene 1920 año

31 dic 1929 año

~ 10 years

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