and even more on the EML 301 controller 2003-09-30 by Mike B (digiboy) I forgot to mention that you should also go to our group files section http://groups.yahoo.com/group/emlsynth/files/ check in the Literature and Schemos folder. You will find a pdf file of a 301 schematic and another pdf with a brief description of the model 301 from EML. Mike Berman digiboy@...