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They were joined in 1921 by Eugene F. McDonald, [4] and Zenith Radio Company was incorporated in 1923. The fledgling company soon became known for its high-quality radios and electronic innovations. Zenith introduced the first portable radio in 1924, [ 4 ] [ 5 ] the first mass-produced AC radio in 1926, [ 5 ] and push-button tuning in 1927. [ 4 ]
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Zenith Trans-Oceanic Vacuum Tube Radio, Model G-500, circa 1949. The 8G005Y was replaced in December 1949 by the G500—a 'changeover' model that had updated electronics using miniature tubes but the same appearance. The G500 held its price at less than $100 until it was withdrawn in mid-1951. Total production for the G500 was 90,000.
A radio-frequency power amplifier (RF power amplifier) is a type of electronic amplifier that converts a low-power radio-frequency (RF) signal into a higher-power signal. [1] Typically, RF power amplifiers are used in the final stage of a radio transmitter , their output driving the antenna .
The Trans-Oceanic is considered by many the best-designed mass-produced portable radio made. Zenith for the most part, until the end of the model line, used the latest cost-effective technology advances and materials in Trans-Oceanics. The Trans-Oceanic model line ran from 1942 to 1982.
Zenith Data Systems Corporation (ZDS) was an American computer systems manufacturing company active from 1979 to 1996.It was originally a division of the Zenith Radio Company (later Zenith Electronics), after they had purchased the Heath Company and, by extension, their Heathkit line of electronic kits and kit microcomputers, from Schlumberger in October 1979.