http://misusage.org/wordpress/?p=29

«MemPot was developed by Dan Blackburn and me as a control interface for circuit bent instruments and sound generators. MemPot is a built around PIC 16F819 microcontroller that reads analog resistances, records them to memory and plays them back via digital potentiometer DS1267 chip. The memory buffer size and the playback speed can be adjusted […]»

via: make magazine