YOU can find yourself drowning in wires as your circuits get more elaborate. To add components without making an octopus, you need a breadboard. Breadboards are so called because early makers ...

Back in 1966, a suitable toy for a geeky kid was a radio kit. You could find simple crystal radio sets or some more advanced ...

TV’s MacGyver would love the breadboard arrangement we saw recently: it uses paperclips and crimping to make circuits that can be more or less permanent with no soldering. The basic idea is simple. A ...

Back in eighth grade, a classmate of mine named Bruce brought in a transistor-circuit siren made by his older brother, which was installed in a transistor radio case. Immediately enchanted, I went to ...