Canon MP780 Teardown
You would be amazed by the range of great parts you can get from old printers. I felt like I had won the lottery driving home yesterday with a large Canon multi-function printer I found on a nature strip in the rain.
Build a 5 amp, compact, variable-power supply
This week we build a powerful and portable power station. Half of the components are salvaged from old electrical appliances, and the entire unit cost just $7.50.
Read on to see how to build your own 5 amp power station.