This looks like a great addition to your breadboard. [Nerdz] wanted a power supply that was easily portable and adjustable. He built a custom board that plugs directly into the breadboard’s ...

(Without Microcontroller Board) Breadboard and Power Supply Modules-Include various LEDs, resistors, buttons, capacitors, a few transistors and diodes etc. With jumper wire and Male-female dupont ...

Even today, combination breadboard and power supply systems command a pretty penny, so rolling your own might make good financial sense. [Raph] made his system modular, with 3D-printed frames that ...