![United States: 1947.The Majestic 7P420 seven tube portable radio, Stock Photo, Picture And Rights Managed Image. Pic. UWS-2-RADIO-3HR | agefotostock United States: 1947.The Majestic 7P420 seven tube portable radio, Stock Photo, Picture And Rights Managed Image. Pic. UWS-2-RADIO-3HR | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/f9d3836018588a3d805178990335067a/uws-2-radio-3hr.jpg)
United States: 1947.The Majestic 7P420 seven tube portable radio, Stock Photo, Picture And Rights Managed Image. Pic. UWS-2-RADIO-3HR | agefotostock
![raymart on Twitter: "Did you know? A transistor radio is a small portable radio receiver that uses transistor-based circuitry. Following the invention of the transistor in 1947. #WhatTheBibleSays #BibleFactsUnveiled https://t.co/LUeguuz1pq" / Twitter raymart on Twitter: "Did you know? A transistor radio is a small portable radio receiver that uses transistor-based circuitry. Following the invention of the transistor in 1947. #WhatTheBibleSays #BibleFactsUnveiled https://t.co/LUeguuz1pq" / Twitter](https://pbs.twimg.com/media/E2UHlxNVkAAUmKT.jpg)
raymart on Twitter: "Did you know? A transistor radio is a small portable radio receiver that uses transistor-based circuitry. Following the invention of the transistor in 1947. #WhatTheBibleSays #BibleFactsUnveiled https://t.co/LUeguuz1pq" / Twitter
![The Transistor Radio Launches the Portable Electronic Age | At the Smithsonian| Smithsonian Magazine The Transistor Radio Launches the Portable Electronic Age | At the Smithsonian| Smithsonian Magazine](https://th-thumbnailer.cdn-si-edu.com/tdPoSVXXbKHF93ChZYUa77iC_eE=/800x450/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/20111018020005Regency_TR-1-small.jpg)
The Transistor Radio Launches the Portable Electronic Age | At the Smithsonian| Smithsonian Magazine
![File:Vintage Arvin Transistor Radio, Model 9562, Arvin's First Transistor Radio, British Tan Leatherette Cover, AM Band, 7 Transistors, Made In USA, Circa 1956 (49410366947).jpg - Wikimedia Commons File:Vintage Arvin Transistor Radio, Model 9562, Arvin's First Transistor Radio, British Tan Leatherette Cover, AM Band, 7 Transistors, Made In USA, Circa 1956 (49410366947).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/9/9a/Vintage_Arvin_Transistor_Radio%2C_Model_9562%2C_Arvin%27s_First_Transistor_Radio%2C_British_Tan_Leatherette_Cover%2C_AM_Band%2C_7_Transistors%2C_Made_In_USA%2C_Circa_1956_%2849410366947%29.jpg)
File:Vintage Arvin Transistor Radio, Model 9562, Arvin's First Transistor Radio, British Tan Leatherette Cover, AM Band, 7 Transistors, Made In USA, Circa 1956 (49410366947).jpg - Wikimedia Commons
![File:Vintage Toshiba Transistor Radio, Model 6TP-394, AM Band, 6 Transistors, Made In Japan, Circa 1960 (46765236085).jpg - Wikimedia Commons File:Vintage Toshiba Transistor Radio, Model 6TP-394, AM Band, 6 Transistors, Made In Japan, Circa 1960 (46765236085).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/e/e1/Vintage_Toshiba_Transistor_Radio%2C_Model_6TP-394%2C_AM_Band%2C_6_Transistors%2C_Made_In_Japan%2C_Circa_1960_%2846765236085%29.jpg/800px-Vintage_Toshiba_Transistor_Radio%2C_Model_6TP-394%2C_AM_Band%2C_6_Transistors%2C_Made_In_Japan%2C_Circa_1960_%2846765236085%29.jpg)
File:Vintage Toshiba Transistor Radio, Model 6TP-394, AM Band, 6 Transistors, Made In Japan, Circa 1960 (46765236085).jpg - Wikimedia Commons
![It's Sixty Years Since the First Portable Transistor Radio Went on the Market and Started a Revolution It's Sixty Years Since the First Portable Transistor Radio Went on the Market and Started a Revolution](https://www.treehugger.com/thmb/_usF2XFigQOgMkmEmOqIB9lVanY=/1500x0/filters:no_upscale():max_bytes(150000):strip_icc()/__opt__aboutcom__coeus__resources__content_migration__treehugger__images__2014__10__Regency-advert-1-e980e8bb6cdf4a129962f05e02e4f017.jpg)