Making A Transistor Radio, by [George Dobbs ... and finally a page on finishing its case with a mounting for both speaker and battery. The final receiver might not have been as good as its ...

Just as digital camera makers would with megapixels four or five decades later, makers of transistor radios would cram as many transistors as they could into their products in a game of one-upmanship.

They had to catch the attention of the public. That happened with the hand-held radio. The first transistor radio was a joint project between the Regency Division of Industrial Development ...