BC107 NPN General Purpose BC108 NPN Small Signal... BC109 NPN General Purpose BC640 PNP Audio GP transi ************************** 2N2102 NPN General Purpose 2N4922 NPN General Purpose 2N4923 NPN General Purpose ************************** BF199 NPN RF Transistor... BFY52 NPN General Purpose ************************** 2SA673 PNP General Purpose 2SA1515 PNP General Purpose ************************** 2SB544 PNP General Purpose **************************