NATIONAL SEMICONDUCTOR LM1035N DUAL DC OPERATED TONE/VOLUME/BALANCE CIRCUIT NOS

TDA4010 SemiConductor - DIP18 - Siemens Semiconductors

TL595CN SemiConductor - DIP18 - Texas Instruments

LM4250 Integrated Circuit - DIP8 - National Semiconductor - NSC

TCA4511-2 SemiConductor - DIP18 - Siemens Semiconductors

UA9637-SMD Integrated Circuit - SMD - National Semiconductor - NSC

TP3057N Semiconductor - DIP16 - National NSC

LM3080N Integrated Circuit - DIP8 - National Semiconductor - NSC