Ir Based Security Alarm Using 555 Timer

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Infrared (IR) Based Security Alarm Circuit using 555 Timer IC & LM358

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IR Based Security or Alarm system using LM358 with Light & Buzzer

Infrared (IR) Based Security Alarm Circuit using 555 Timer IC & LM358

IR (Infrared) Detector Circuit Diagram using 555 Timer IC

IR Based Security Alarm using 555 Timer

Make a Infrared security alarm system using LM324 ic - YouTube

IR Detector Circuit using 555 Timer IC – Technology & Hacking