The Transistor Radio Launches the Portable Electronic Age, At the Smithsonian

How the Transistor Radio with Music for Your Pocket Fueled a Teenage Social Revolution, At the Smithsonian

Let's Get Small SPARK Museum of Electrical Invention

Radio Waves: Absolute Radio Turns Off AM in UK, Carlos Latuff Interview, X-Class Flaring, and Morse Code Is Back!

Regency Model TR-1 Transistor Radio

The Transistor and Portable Electronics - Engineering and Technology History Wiki

A history of the transistor at 75 - Marketplace

TI announces 1st transistor radio, October 18, 1954 - EDN

Transistor radio - Wikipedia

History of Transistors Museum