Digi-Key, the electronic component distributor, has decided to venture into schematic tools with Scheme-it, a free web-based schematic drawing and diagramming tool. Designed using HTML5 technology, ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

CircuitLab is a free, web-based tool for creating schematics: it’s dead simple to place resistors, capacitors, batteries and way more onto the drawing board and connect it all together. You can also ...