When a Hackaday article proclaims that its subject is a book you should read, you might imagine that we would be talking of a seminal text known only by its authors’ names. Horowitz and Hill, perhaps, ...

Growing up is daunting. All those “rites of passage” through which we must travel. The first day of school, exams, dating, awkward holidays with distant relatives. Speaking to young people I find that ...

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 ...

Transistors are tiny electronic components that act as switches and amplifiers, and they dwell at the heart of modern technology. In simple terms, a transistor can turn a flow of electricity on or off ...

Today pocket transistor radios manufactured in the 1950s are very collectable. Some models are highly sought after by collectors and regularly sell for hundreds of dollars. It is not uncommon to find ...

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 ...

Solid-state device technologies, which are available to the amplifier designer, fall, broadly, into three categories: bipolar junction transistors (BJTs) and junction diodes; junction field effect ...

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 ...