​In this episode I am modifying my TI-99/4A by bypassing the internal AC-to-DC Conversion board in order to use the new, modern external Keelog DC Power Supply that provides all the needed +5v, -5v, and +12v DC power lines.

​What's a "Reverse" Atari USB power cable? It's the opposite of an Atari USB power cable ...of course! :)

​Let's make a USB Cable that'll let you replace your old, aging Atari 8-Bit power supply with something new & safer to power your vintage Atari! Just need a couple parts, and a USB power adapter that puts out 1.5 Amps or higher.