NTE909D

NTE909D, Operational Amplifier, ±22V, Package: 14-Pin Ceramic or Plastic DIP, Description: High-voltage, low-noise general-purpose operational amplifier featuring wide input and output dynamic voltage tracking ranges. Equivalent: Fairchild μA709C / National Semiconductor LM709N / Texas Instruments SN72709N / Signetics μA709. Examples of Use: Vintage analog laboratory power supply feedback loops, early aerospace computing logic platforms, military instrumentation calibration stages, medical signal diagnostic sensors, legacy automated industrial scale balances, analog signal synthesis networks.