ocr: emit] This is not the standard symbol for a TRANSISTOR, but will hopefully be More informative. 2N3906 I 12 Base Pin 1 = Emitter Q1 Pin 2 = Base CDG Pin 3 = Collector collect 4 TYPICAL CONFIGURATIONS This is the standard symbol for an Operational Amplifier chip. Numbers for each line represent the pin # on the chip. l - T Look for the notch to 2, - - - - - 7 propery orient the chip, - 3, - - - - 6 4, 5 Hope this helps, Ken Isley