>If it's any comfort, I might have put it in backwards too. All of >the signal transistors I use (BCxxx) are ebc, rather than your cbe I do remember having some BC167/8/9 which were bec IIRC ... They were roughly equivalent to BC147/8/9 series but in a slightly different case and the different pinout. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist