AC Replacement Adapter for Casio CT-638 CT638 Keyboard Power Supply Cord

can detect enter text an authentic nanotech data hello this is Nick and today I'm going to be showing you how to take this keyboard and make it portable am i making it portable I don't mean adding those ungainly D cell batteries into the bottom I mean taking a 9 volt adapter and using it with a 12 volt battery so I need to make this keyboard portable because I'm going to be recording music inside one of those storm drains that I showed in a previous video where I explored one of my hundred watt flashlights so in this video I'll show you how to take a 12 volt lithium ion battery and convert it to 9 volts or any voltage so you can power this keyboard along with many other things so let's get started so this project is relatively simple all you need is a small adapter that can fit inside the plug of your keyboard or anything for that matter you'll also need a buck converter which steps dow