TBB2331B Integrated Circuit Op-Amp - DIP8 - Siemens Semiconductors

MC34161P Integrated Circuit - DIP8 - ON Semiconductor

MC6800P Integrated Circuit - DIP40 - Motorola Semiconductor

MC34151P INTEGRATED CIRCUIT DIP-8 ''UK COMPANY SINCE1983 NIKKO''

NE592D8 Integrated Circuit - DIP8 - ON Semiconductor

Q0365R Integrated Circuit - DIP8 - Fairchild Semiconductor

TCA0372DP1 Integrated Circuit - DIP8 - ON Semiconductor

MM1403AN Integrated Circuit - DIP8 - National Semiconductor - NSC