On 2009-01-04 12:05:01, Olin Lathrop wrote: >> I suspect it's a digital transistor > > As apposed to what, a "analog" transistor. I think the transistors with built-in base and base-emitter resistors are sometimes called "digital transistors". Gerhard -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist