Taking Apart Toy Video Cameras

Toy cameras. They're fun to give to kids so they can take pictures without ruining your camera. They're low quality and cheap. But what's powering them? Anything cool? Anything useful? Many of them at least have an LCD screen, but what other treasures are they hiding?

DJ Hard Drive Turn Table Part 3 - Playing Audio

So now the turn table is writing output to the serial connection off of the Arduino. This is very good. But what good is it if we can't play audio with it? That's what this part is all about: translating the signals from the turntable into audio modulations that we can hear. In this case, we're speeding up and slowing down a audio track. Let's get started!