Hi all, Nice little site this: http://www.galeon.com/jesp/index.htm The schematics are there too... but it helps if you speak Spanish (or Portuguese??) Regards, Tony Allgood Penrith, Cumbria, England Modular synth circuits, TB303 clone and Filter Rack www.techrepairs.freeserve.co.uk/projects.htm My music: www.mp3.com/taklamakan