I'm looking for an opamp with +/- 30V supply. The fastest amp that I have found has been this one: http://focus.ti.com/docs/prod/folders/print/opa552.html It has slew rate of 24V/uS and has a wide supply range of +-30V. Does anyone know of anything similar that would have a faster slew rate? Gary Crowell Micron Technology -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist