> I think he's talking about the resistor in series with the opamp output, > before the connection to any feedback resistors (as has been mentioned > before in this thread). x | | x ? http://home.clear.net.nz/pages/joecolquitt/0-10mA_remote_lm335.gif -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist