This old-time, multi-transistor Sony TFM-6100W AM/FM radio may be an antique, but it provides a frame of reference to show how far radio technology and products have come in a few decades.
Cypher Labs Prautes Headphone Amplifier Headphone Reviews and Discussion
Bringing a 1955 Transistor Radio Back to Life : 7 Steps - Instructables
The Transistor Radio Launches the Portable Electronic Age, At the Smithsonian
THE LITTLE DEVICE THAT CHANGED EVERYTHING -- THE TRANSISTOR
THE LITTLE DEVICE THAT CHANGED EVERYTHING -- THE TRANSISTOR
High-Resolution Native Mass Spectrometry
Old vs. New Transistor Radio Exemplifies Advances - Planet Analog
Announcements – Page 2 – Mars Desert Research Station
How The Sony Transistor Radio Changed The World – or at least some of it. – Graham Thomas
19) The Transistor Radio which did not Get The World`s First