alarm
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How does an HC-SR501 PIR Sensor Work & How to Interface it with ESP32? If you are thinking about building yourself a burglar alarm or you are thinking about Automating lights in your room,… |
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Interfacing E18-D80NK IR Obstacle Avoidance Proximity Sensor with Arduino An infrared sensor is an electronic module that is used to detect the certain physical appearance of its surroundings by either… |
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Building a Wailing Siren Circuit using a 555 Timer IC If you are an electronics hobbyist then you must have heard about the 555 timer IC and its 3 popular circuits viz. astable… |
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Rain Detection System using Arduino and Rain Sensor A simple Rain Detection System can be easily built by interfacing an Arduino with Rain Sensor. The sensor will detect any… |
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Automatic Light Fence Circuit with Alarm Light fence circuit is used to detect the presence of any human or object in a particular area. The detecting range of Light… |
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Mains Power Supply Failure Alarm Circuit Although there are inverters and generators to immediately start the AC power supply whenever there is a power cut but sometime… |
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Automatic Medicine Reminder Using Arduino When it comes to our loved ones, we always want to stay them healthy and fit. But what will happen if they get ill and forget… |
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IoT based Door Security Alarm controlled by Google Assistant According to the FBI, home burglary occurs for every 13 seconds and 3 out of 4 homes in US will be broken into within the next… |
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Interfacing Flame Sensor with Arduino to Build a Fire Alarm System Fire Alarm Systems are very common in commercial building and factories, these devices usual contain a cluster of sensors that… |
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Fridge Door Alarm Circuit using 555 and LDR The name of the circuit itself infers the application. This circuit triggers the alarm if the door of Fridge is left open for… |
