MP3 car adapters plug into the player's headset jack, which outputs analog sound. Such adapters work with not only MP3 players, but with any music source such as a portable CD or tape cassette ...

Thankfully, help is at hand in the form of a cassette tape or FM radio adapter. First, the seriously old school approach. These adapters can be bought for under £10 and slot into your car’s ...

Simply throwing a chain through the cassette would lead to tape reeling out everywhere. Thus, I fired up some CAD software and engineered a solution to do the job! Here’s how I built an adapter ...