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Homemade two tube radio from 1958 1930s style homemade one-tube regenerative radio. The idea of radio as entertainment took off in 1920, with the opening of the first stations established specifically for broadcast to the public such as KDKA in Pittsburgh and WWJ in Detroit. More stations opened in cities across North America in the following ...
The earliest radio programs of the 1920s were largely unsponsored; radio stations were a service designed to sell radio receivers. In early 1922, American Telephone & Telegraph Company (AT&T) announced the beginning of advertisement-supported broadcasting on its owned stations, and plans for the development of the first radio network using its ...
Radio broadcasting has been used in the United States since the early 1920s to distribute news and entertainment to a national audience. In 1923, 1 percent of U.S. households owned at least one radio receiver, while a majority did by 1931 and 75 percent did by 1937.
It was, in 1920, extended by 900' using two self-supporting steel lattice towers, 60' on a side. These were removed ca. early 1923, when a new extension, running to the ENE, towards Llanberis, was built using six new guyed lattice masts of 400'. One mast, number 13, collapsed during construction. It was rebuilt and reassigned as mast 17.
However, some very early (c. 1928–1931) radio programs were on sets of 12-inch or even 10-inch (25 cm) 78 rpm discs, and some later (circa 1960–1990) syndicated radio programs were distributed on 12-inch 33 + 1 ⁄ 3 rpm microgroove vinyl discs visually indistinguishable from ordinary records except by their label information.
When radio was introduced in the early 1920s, many predicted it would kill the phonograph record industry. Radio was a free medium for the public to hear music for which they would normally pay. While some companies saw radio as a new avenue for promotion, others feared it would cut into profits from record sales and live performances.
1920s radio programs (4 C) This page was last edited on 28 April 2020, at 09:36 (UTC). Text is available under the Creative Commons Attribution-ShareAlike 4. ...
A Philco 90 "cathedral" style radio, circa 1931. Although some households owned one or more sophisticated table radios or console models with shortwave and radio-phonograph combinations as early as the 1920s, table radios offered in various cabinet materials and designs at an assortment of prices from $10 to over $100 proliferated in the 1930s.