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 ...

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 ...

Texas Instruments' Regency TR-1, the first commercial transistor radio, on display at the American History Museum Photo courtesy museum For the first 50 years after its invention, the radio was ...

Happy 50 th birthday to the transistor radio. For the last half-century we’ve embraced transistor radios, loved them, made them part of our lives and even took them for granted. But back in 1954, the ...