NE590N Original New Signetics Integrated Circuit

5534 Original Pulled Texas Inst Signetics Integrated Audio Circuit Opamp single

NE5532N Original Pulled Signetic Integrated Circuit

74F174N Original New Signetics Integrated Circuit

74F244N Original New Signetics Integrated Circuit

NE5537N Original New Signetics Integrated Circuit

NE571N Original Signetics Compandor Integrated Circuit 16 Pin DIP

74F373N Original New Signetics Integrated Circuit