Here’s a no-PCB Arduino that doesn’t obscure the DIP footprint of the AVR chip. It’s built on an ATmega88 chip, and includes a programming header, reset button, a couple of filter… ...

I’ve seen breadboards on 1930s based theatre pipe organs (compton, wurlitzer). Square looped nails driven into a board with cloth!! insulation on the wire soldered to them.

PCB design is easy, right? To a certain extent that’s fair to say; with a growing number of schematic design and PCB layout packages available — normally integrated, increasingly free — almost anyone ...

Circuit Scribe is a rollerball pen that draws with conductive silver ink –no annoying breadboards involved. In fact, you can build a circuit with nothing but a coin, battery, paper clip, and LED.

The PCB Direct virtual breadboard has been created to allow anyone to create interactive virtual breadboard circuits for platforms such as Arduino, ARM, PIC, Raspberry Pi and more, ...