Apart from a few relatively minor refinements and the.
What was the price of vinyl records in 1948.
The lp from long playing or long play is an analog sound storage medium a phonograph record format characterized by a speed of 33 1 3 rpm a 12 or 10 inch 30 or 25 cm diameter and use of the microgroove groove specification introduced by columbia in 1948 it was soon adopted as a new standard by the entire record industry.
The sound is recorded in the grooves in the vinyl.
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In 1948 columbia records released their 33 rpm which is made from pvc or polyvinyl chloride.
After several years of research columbia introduced a microgroove 33 1 3 rpm long playing record in 1948.
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In 1901 the victor company released a record player called the red seal and it played ten inch vinyl records.
The first 45 rpm record created for sale was peewee the piccolo rca 47 0147 pressed in yellow translucent vinyl at the sherman avenue plant indianapolis on december 7 1948 by r.