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Zenith Electronics. Zenith Electronics, LLC, is an American research and development company that develops ATSC and digital rights management technologies. It is owned by the South Korean company LG Electronics. Zenith was previously an American brand of consumer electronics, a manufacturer of radio and television receivers and other consumer ...
A Trans-Oceanic model Y600. Shown on the left is a modern shortwave radio for comparison. The Trans-Oceanic (abbreviated T/O) was a brand of portable radios produced from 1941 to 1981 by Zenith Radio. They were characterized by heavy-duty, high-quality construction and their performance as shortwave receivers. [1][2]
Eugene F. McDonald Jr. was born March 11, 1886, in Syracuse, New York, the son of Frazier McDonald and Betty May Thompson McDonald. He earned his first money while a schoolboy by reading electric meters. School did not appeal to McDonald, and at the end of his sophomore year in high school he left school to take a factory job with the Franklin ...
Seeing the potential in personal computers, Zenith Radio Company bought Heath Company from Schlumberger in 1979 for $63 million, [16] [17] renaming the computer division Zenith Data Systems (ZDS). Zenith purchased Heath for the flexible assembly line infrastructure at the nearby St. Joseph facility as well as the R&D assets.
A shortwave radio receiver often receives other broadcast bands, such as FM radio, Longwave and Mediumwave. Shortwave radio receivers are often used by dedicated hobbyists called shortwave listeners. Hammarlund Comet Pro shortwave receiver, circa 1931. Zenith console radio receiver with shortwave bands, circa 1938.
The Crosby system was an FM stereophonic broadcasting standard developed by Murray G. Crosby. In the United States, it competed with, and ultimately lost to, the Zenith/GE system, which the FCC chose as the standard in 1961. While both systems used multiplexing to transmit the L-R stereo signal, the Crosby system used a frequency-modulated 50 ...
HH Scott Model 350, ca. 1961: the first FM multiplex stereo tuner sold in the U.S. The Zenith-GE pilot-tone stereo system is used throughout the world by FM broadcasting stations. It was eventually determined that the bandwidth assigned to individual FM stations was sufficient to support stereo transmissions from a single transmitter.
Internet radio. Internet radio, also known as Online radio, web radio, net radio, streaming radio, e-radio and IP radio, is a digital audio service transmitted via the Internet. Broadcasting on the Internet is usually referred to as webcasting since it is not transmitted broadly through wireless means. It can either be used as a stand-alone ...