The first transistor radio was released 61 years ago today. Here’s Dieter Rams’s 1959 design for Braun, on view now in Making Music Modern: Design for Ear and Eye.

[Dieter Rams. Portable Transistor Radio and Phonograph (model TP 1). 1959. Braun AG, Frankfurt, Germany, est. 1921. The Museum of Modern Art, New York]