Security System
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CCTV Motion Detection with Alarm using OpenCV on Raspberry Pi OpenCV is a powerful tool and that combined with Raspberry Pi can open doors to many portable smart devices. In our previous… |
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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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Biometric Access Control: Where We Are Today and What to Expect in the Future Many buildings still use keys, keypads, and access cards to enforce access control. These legacy methods rely on a password or… |
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ESP32-CAM Face Recognition Door Lock System Security is at most concern for anyone nowadays, whether it's data security or security of their own home. With the advancement… |
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Stream CCTV Video from DVR to Raspberry Pi using Python and OpenCV Most of the workplace and commercial buildings today have a CCTV surveillance system installed to monitored the activities. But… |
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Women Safety Device with GPS Tracking and Alerts Using Arduino With all the technology available to us in recent times, it's not hard to build a safety device for women which will not only… |
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Digital Keypad Security Door Lock using Arduino Often times, we need to secure a room at our home or office (perhaps a secret dexter’s laboratory) so that no one can access… |
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Arduino Solenoid Door Lock using RFID RFID (Radio Frequency Identification) is an inexpensive and accessible technology. It can be used in many applications such as… |
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Login to Windows Computers using RFID tag and Arduino As many of us know computers were invented around 1871, but it was not until 1961 we had them password protected. Early in the… |
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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… |
