![File:Vintage Philco Transistor Radio, Model NT-807 BK, AM Band, 8 Transistors, Made In Japan, Circa 1964 (48975957742).jpg - Wikimedia Commons File:Vintage Philco Transistor Radio, Model NT-807 BK, AM Band, 8 Transistors, Made In Japan, Circa 1964 (48975957742).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/f/fe/Vintage_Philco_Transistor_Radio%2C_Model_NT-807_BK%2C_AM_Band%2C_8_Transistors%2C_Made_In_Japan%2C_Circa_1964_%2848975957742%29.jpg/2046px-Vintage_Philco_Transistor_Radio%2C_Model_NT-807_BK%2C_AM_Band%2C_8_Transistors%2C_Made_In_Japan%2C_Circa_1964_%2848975957742%29.jpg)
File:Vintage Philco Transistor Radio, Model NT-807 BK, AM Band, 8 Transistors, Made In Japan, Circa 1964 (48975957742).jpg - Wikimedia Commons
RITRON Portable Two Way Radio: Ritron NT, Analog, UHF, 255 Channels, 2 to 5 Output Watts - 56CY53|NT470 - Grainger
![File:Vintage NEC (Nippon Electric Company) Two-Band Transistor Radio, AM-Shortwave, Model NT-880, Made in Japan (11967234346).jpg - Wikimedia Commons File:Vintage NEC (Nippon Electric Company) Two-Band Transistor Radio, AM-Shortwave, Model NT-880, Made in Japan (11967234346).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/1/1d/Vintage_NEC_%28Nippon_Electric_Company%29_Two-Band_Transistor_Radio%2C_AM-Shortwave%2C_Model_NT-880%2C_Made_in_Japan_%2811967234346%29.jpg/1200px-Vintage_NEC_%28Nippon_Electric_Company%29_Two-Band_Transistor_Radio%2C_AM-Shortwave%2C_Model_NT-880%2C_Made_in_Japan_%2811967234346%29.jpg)