NE5514 Integrated Circuit - DIP14 - NXP Semiconductors

NE521 Integrated Circuit - DIP14 - NXP Semiconductors

NE5592 Integrated Circuit - DIP14 - NXP Semiconductors

7493 Integrated Circuit High-Speed CMOS - DIP14 - NXP Semiconductors

NE529D14 Integrated Circuit - DIP14 - NXP Semiconductors

NE5533 Integrated Circuit - DIP14 - NXP Semiconductors

NE521N Integrated Circuit - DIP14 - ON Semiconductor

NE529N Integrated Circuit - DIP14 - Signetics