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  2. Transistor radio - Wikipedia

    en.wikipedia.org/wiki/Transistor_radio

    The success of transistor radios led to transistors replacing vacuum tubes as the dominant electronic technology in the late 1950s. [28] The transistor radio went on to become the most popular electronic communication device of the 1960s and 1970s. Billions of transistor radios are estimated to have been sold worldwide between the 1950s and ...

  3. Regency TR-1 - Wikipedia

    en.wikipedia.org/wiki/Regency_TR-1

    Regency TR-1 transistor radio. The Regency TR-1 was the first commercially manufactured transistor radio, introduced in 1954. Despite mediocre performance, about 150,000 units were sold, due to the novelty of its small size and portability.

  4. VEF Spidola - Wikipedia

    en.wikipedia.org/wiki/VEF_Spidola

    VEF Spīdola (1960) Restyled VEF Spīdola-10 (1963) VEF Transistor-10 (1965), export issue of VEF Spīdola-10, with additional short wave band. Also known in UK as Convair-10 VEF Spidola ( Latvian : VEF Spīdola , Russian : ВЭФ Спидола ) was the first mass-produced transistor radio with short wave band in the Soviet Union (tube short ...

  5. Trans-Oceanic - Wikipedia

    en.wikipedia.org/wiki/Trans-Oceanic

    Another first for portable radios was the unique dial scale used in the 1000 and later series of Trans-Oceanics. The 1000 was designed with a cylinder dial scale that would rotate with the band switch allowing only that particular band scale to show. [9] Zenith Royal 1000 All Transistor Trans-Oceanic Short Wave Portable Radio, circa 1957.

  6. Philco - Wikipedia

    en.wikipedia.org/wiki/Philco

    The October 1955 issue of Radio & Television News magazine (page 41) printed a full-page, detailed article, on Philco's new consumer phonograph. The Philco all-transistor portable phonograph TPA-1 and TPA-2 models played only 45rpm records and used four 1.5v "D" batteries for its power supply. "TPA" stands for "Transistor Phonograph Amplifier".

  7. History of the transistor - Wikipedia

    en.wikipedia.org/wiki/History_of_the_transistor

    The all-transistor car radio was a $150 option. [51] [52] [53] The Sony TR-63, released in 1957, was the first mass-produced transistor radio, leading to the mass-market penetration of transistor radios. [54] The TR-63 went on to sell seven million units worldwide by the mid-1960s. [55]