The invention of the transistor revolutionized radio, allowing receivers to be made far more compact and portable than ever before. In the middle of the 20th century, the devices exploded in ...

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 ...

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 ...

Transistors have come a long way. Like everything else electronic, they’ve become both better and cheaper. According to a recent IEEE article, a transistor cost about $8 in today’s money back in the ...

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.

My first battery-powered radio — a ten-transistor Realtone — came from my Aunt Ina when I was about seven. I used to think I was ten, but the songs from 1973 would be wrong: I distinctly remember ...

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 ...

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 ...

We look at the latest technology gadgets and consumer tech toys and what they can offer to business IT. Gadgets come and go. There’s always something better on the horizon. But some things seems to ...