The block diagram of the motion sensor alarm is shown in Fig. 2. Fig. 1: Author’s prototype Fig. 2: Block diagram of motion sensor alarm Circuit and working. The circuit diagram of the motion sensor ...

It detects motion from any side and turns on the audio-visual alarm. It also displays the side where the motion (intruder) is detected. All sensors send signal to the central controller circuit ...

This code controls a burglar detection alarm system that uses a PIR sensor to detect motion. When motion is detected, an LED lights up, and a piezo buzzer sounds an alert. The system helps in ...

The Lock Alarm attaches to your notebook and features a motion sensor and a combination lock. If the device is moved without the proper combination being entered within a short amount of time a ...

All you need is an Arduino, a motion sensor, a few wires and headers, and the code provided at the site below. Hit the link to see step-by-step instructions on how to put it together.

When Audio Warning Security Camera’s built motion sensor is tripped, it emits a loud 50dB warning message that says: "Warning. You have triggered the alarm system. Your movements are being ...

PRESS RELEASE. Middlesbrough, UK, July 31 st 2014, Nakamichi, the renowned audio and visual brand that epitomizes uncompromising quality and performance, announces its latest portable speaker: the ...