DJ Artyom - cassette tape mixer

DJ Artyom from Russia has created his own homebrew cassette tape mixers, complete with jogwheel, power on/off, treble,bass,mid and lots of other features - you can see his kit here and here on flickr.com. You have to see this to believe it - it's an awesome example of retro hardware hacking.

DJ Artyom casette dj website