AY-5-8100 Integrated Circuit - DIP28 - General Instrument

AY-3-1350 Integrated Circuit - DIP28 - General Instrument

AY-3-8500 Integrated Circuit - DIP28 - General Instrument

AY34592 Integrated Circuit - DIP40 - General Instrument

ER2401 Integrated Circuit - DIP24 - General Instrument

AY3-8605 Integrated Circuit - DIP28 - General Instrument

AY3-1270 Integrated Circuit - DIP40 - General Instrument

AY31015 Integrated Circuit - DIP40 - General Instrument