Giles Honeycutt wrote: > Ian, > You said the collector is tied to VCC and you are trying to get a > swing out of the collector. It is, but thru a 1M resistor. > We have a problem... Nah, just a miscommunication. > Please describe the circuit a little better, I am getting the > collector and emitter mixed up. Currently, the emitter resistor (2K) is bypassed with a 22uF cap to ground and this helps. michael brown -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body