Jim, I remember buying one from Radio Shack that came with a little spec sheet on the package. Try that. John Adams -- http://pobox.com/~electronics/ >I've tried to locate a spec sheet for a 40KHz ultrasonic transducer in >more appropriate discussion lists, but to no avail. > >It's for a PIC project, so ... > >Does anyone have a source for a spec sheet for a 40KHz ultrasonic >transducer? > >Thanks! > >Jim Dolson >jdolson@iserv.net >Attachment Converted: "C:\Inet\EUDORA\ATTACH\Re Need Spec. Sheet for ANY " >