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45 rpm record: Analog often around 4 minutes (EP: 7 minutes) per side, up to 6 per side, in some cases even a few minutes longer. LP record: Analog typically 15–25 minutes per side (30 minutes per side for classical & spoken word), although 45 minutes is possible with tight groove spacing and no spacing between tracks. Audio cassette: Analog
Three vinyl records of different formats, from left to right: a 12 inch LP, a 10 inch LP, a 7 inch single. A phonograph record (also known as a gramophone record, especially in British English) or a vinyl record (for later varieties only) is an analog sound storage medium in the form of a flat disc with an inscribed, modulated spiral groove.
The LP (from long playing [2] or long play) is an analog sound storage medium, specifically a phonograph record format characterized by: a speed of 33 + 1 ⁄ 3 rpm; a 12- or 10-inch (30- or 25-cm) diameter; use of the "microgroove" groove specification; and a vinyl (a copolymer of vinyl chloride acetate) composition disk.
The earliest multi-track records, issued around 1919 by Grey Gull Records, were vertically cut 78 rpm discs known as "2-in-1" records. These had finer grooves than usual, like Edison Disc Records . By 1949, when the 45 rpm single and 33 1 ⁄ 3 rpm LP were competing formats, 7-inch 45 rpm singles had a maximum playing time of only about four ...
This Is the Average Net Worth for U.S. Adults Age 45 to 54. Katie Brockman, The Motley Fool. October 18, 2024 at 5:15 AM ... The average net worth among those age 45 to 54 is around $971,000 ...
The 45 rpm speed was chosen to allow a 5 + 1 ⁄ 2 minute playing time from the 7-inch disc. [11] The 7-inch 45 rpm record was released March 31, 1949, by RCA Victor as a smaller, more durable and higher-fidelity replacement for the 78 rpm shellac discs. [12] The first 45 rpm records were monaural, with recordings on both sides of the disc. As ...
About two-thirds (63 percent) of U.S. adults age 65 and older owned equity through individual stocks, mutual funds or retirement savings accounts, according to an April 2023 survey by Gallup.
"Forty-three percent of adults approve of small businesses speaking out on political issues and 20% disapprove. But, only a quarter approve of celebrities, professional athletes, or large ...