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    Beginner Level Power Supply Failure Alarm

    Nvis 14D

    Product Description

    Power supply failure alarm circuit is useful in such application where we need continuously power supply. This circuit will generate an alarm and LED will glow when mains supply is turned OFF. The user came to know that mains supply is failed and the user can arrange alternate supply. This circuit is build using OP-AMP IC LM 324.
    Product Features

    • Audible and visible indication of Power Supply failure.
    • Safe and easy to perform.
    • Descriptive operating manual with procedure.
    • Circuit diagram with PCB Layout for better understanding.

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