What Are Lps Made Of Before Vinyl
The larger discs were originally meant for classical music and the smaller for non classical but by 1955 the 10 inch.
What are lps made of before vinyl. Music is recorded and distributed using a variety of audio formats some of. Also these new records were made of a vinyl compound rather than the easily breakable shellac of 78s. Toshiba one of the primary record manufacturing companies in japan pressed many of their records on red everclean vinyl from 1958 through 1974. Before vinyl there was shellac.
The everclean vinyl was designed to be less prone to collecting static electricity and dust than the more common black vinyl. Phillips introduced the first cassette in 1962 and gave vinyl some stiff competition. Competition from cassettes and cds. Producing lps 10 lps are produced in factories called pressing plants that usually are located some distance from the recording studio the birthplace of the master disc and the plating plant where the stampers are made.
In the early 1960s consumers caught onto stereo lps and conventional mono lps stopped being manufactured by 1968. During and after world war ii when shellac supplies were extremely limited some 78 rpm records were pressed in vinyl instead of shellac wax particularly the six minute 12 78 rpm records produced by v disc for distribution to. Eps offered a similar playtime to the 78 rpm discs and lps provided up to 30 minutes of playtime per side. The vinyl single stayed as high as 7 5 million through 1997 only bottoming out at 300 000 in 2009 a number it would repeat in.
If it was pressed before the 70 s the quality will likely not disappoint. Records that predate the 1970 s are generally a safe bet. A pressing plant is capable of producing up to 185 000 records per day. Vinyl was the only music format available so record labels competed for consumer dollars.
This ensured consistency in the quality of the lps and 45s made during this period. 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. On one side of a 10 inch record and up to 25 minutes on one side of a 12 inch disc. Generally 78s are made of a brittle material which uses a shellac resin thus their other name is shellac records.
By 1991 you had 22 million vinyl singles and 4 8 million lps eps.