The introduction of the TR-55 marked the rebirth of the radio as a portable device. Focusing on the culture & history & design of pocket transistor radios manufactured during the 1950s & 1960s - SONY TR-730 - Focusing on the design and. Tokyo Tsushin Kogyo (the original name of "Sony") was the first company in the world to make a radio using its own transistors. Advertised as Sonys budget-priced pocket-size transistor radio. In 1955, the company began full-scale production and sales of Japan's first transistor radio, the TR-55. Vintage Sony Transistor Radio, Model TR-1814, AM Band, 6 Transistors, Made In Japan, Circa 1964. At the time, many people thought it was foolhardy to build a radio using transistor, but they overcame many obstacles and succeeded in developing Japan's first PNP alloy transistor prototype in 1954. ![]() In 1952, when Sony's founder, Masaru Ibuka learned that Western Electric was going to release its transistor patents to the public for a fee, he decided to take on the challenge of developing a radio using Sony's own transistors. The whole family would gather in the room where the radio was located to listen to the news and music programs. At that time, radios were large and used vacuum tubes. In August 1955, Sony produced its first coat-pocket sized transistor radio they registered as theTR- 55 model.8 In 1956, Sony reportedly manufactured. ![]() ![]() Free shipping on many items Browse your favorite brands affordable prices. It was the radio that provided accessible entertainment during the chaotic post-war years. Sony Car Stereo DSX-A410BT Digital Media Receiver with NFC, Bluetooth, USB, AUX, FM (Black), PRE Out - 2 x 2V, Output Power - 55W x 4, 10 Band Equalizer. Get the best deals on Sony Collectible Transistor Radios when you shop the largest online selection at.
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