PT2125 Transistor - DIP18 - Princeton Technology

BU2114 Transistor - DIP18 - Rohm Semiconductor

CA3250E Transistor Silicon NPN - PNP - DIP18 - RCA - Harris

M54513P Transistor Silicon Pre-Biased-NPN - DIP18 - Mitsubishi

NKT281 Transistor Germanium PNP - TO1 - Newmarket Transistors

2N2924 Transistor Silicon NPN - TO92 - Central Semiconductor

BSP78 Transistor - SOT223 - Infineon - Siemens

2N3467-TO105 Transistor - TO105 - Central Semiconductor