Individual words are basic communication tools that when put together in the proper order can express thoughts and ideas. When you put certain words together, they can be magical. Back in the 1960s, ...

So What Was the Transistor Good For? Transistors may have been useful to the phone company and to a handful of scientists building computers, but that wasn't enough to build an industry. Companies ...

Ernie Baum of Hasbrouck Heights was 13 years old when tragedy struck. “I went with my family to visit my father’s aunt in Manhattan, and someone broke into our car and stole my transistor radio,” he ...

Bell Laboratories, one of the world’s largest industrial laboratories and now part of Lucent Technologies, was originally the research and development arm of the giant telephone company American ...

The future began 75 years ago this week with the invention of the transistor. We’ve been looking at the ecosystems of innovation that grew the transistor into the interconnected, digital revolution.

An old — on second thought, make that “very old” — Sony AM/FM broadcast transistor, which I somehow acquired, finally got a little too cranky for me, Figure 1. The analog-dial tuning knob was sluggish ...

If you cultivate an interest in building radios it’s likely that you’ll at some point make a simple receiver. Perhaps a regenerative receiver, or maybe a direct conversion design, it’ll take a couple ...

As transistor radios and their price tags got smaller, music stations on AM radio grew in popularity. As hard as it might be to believe, it was not so long ago when AM radio ruled. Cool kids listened ...

Forbes contributors publish independent expert analyses and insights. Gil Press writes about technology, entrepreneurs and innovation. Guglielmo Marconi inaugurates the first regular transatlantic ...

Here is a simple circuit for a one transistor Audion type radio powered by a 1.5 V battery. It employs a set of standard low-impedance headphones with the headphone socket wired so that the two sides ...