![File:Vintage Standard Micronic Ruby 8-Transistor Radio, Model SR-H436 Measures 1-5-8 x 2-1-4 x 1", Made in Japan (8682413056).jpg - Wikimedia Commons File:Vintage Standard Micronic Ruby 8-Transistor Radio, Model SR-H436 Measures 1-5-8 x 2-1-4 x 1", Made in Japan (8682413056).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/c/c7/Vintage_Standard_Micronic_Ruby_8-Transistor_Radio%2C_Model_SR-H436_Measures_1-5-8_x_2-1-4_x_1%22%2C_Made_in_Japan_%288682413056%29.jpg)
File:Vintage Standard Micronic Ruby 8-Transistor Radio, Model SR-H436 Measures 1-5-8 x 2-1-4 x 1", Made in Japan (8682413056).jpg - Wikimedia Commons
![File:Vintage Standard Micronic Ruby Micro Transistor Radio, Model SR-H437, AM Band, 8 Transistors, Made In Japan, Circa 1963 (40456114013).jpg - Wikimedia Commons File:Vintage Standard Micronic Ruby Micro Transistor Radio, Model SR-H437, AM Band, 8 Transistors, Made In Japan, Circa 1963 (40456114013).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/2/2f/Vintage_Standard_Micronic_Ruby_Micro_Transistor_Radio%2C_Model_SR-H437%2C_AM_Band%2C_8_Transistors%2C_Made_In_Japan%2C_Circa_1963_%2840456114013%29.jpg)
File:Vintage Standard Micronic Ruby Micro Transistor Radio, Model SR-H437, AM Band, 8 Transistors, Made In Japan, Circa 1963 (40456114013).jpg - Wikimedia Commons
![File:Vintage Standard "Micronic Ruby" Micro Transistor Radio, Model SR-438, Dates to 1965 (8351869296).jpg - Wikimedia Commons File:Vintage Standard "Micronic Ruby" Micro Transistor Radio, Model SR-438, Dates to 1965 (8351869296).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/a/a4/Vintage_Standard_%22Micronic_Ruby%22_Micro_Transistor_Radio%2C_Model_SR-438%2C_Dates_to_1965_%288351869296%29.jpg)
File:Vintage Standard "Micronic Ruby" Micro Transistor Radio, Model SR-438, Dates to 1965 (8351869296).jpg - Wikimedia Commons
![Vintage Standard Micronic Ruby Micro Transistor Radio, Model SR-K71F, AM-FM Bands, 11 Transistors, Made … | Transistor radio, Transistor radio vintage, Pocket radio Vintage Standard Micronic Ruby Micro Transistor Radio, Model SR-K71F, AM-FM Bands, 11 Transistors, Made … | Transistor radio, Transistor radio vintage, Pocket radio](https://i.pinimg.com/originals/25/8c/75/258c755d33210a9ef7ce4d3f7994c372.jpg)