This DIY gas leakage detector is designed for educational and basic monitoring purposes. For critical safety applications, ...

2 presents the circuit diagram for the fire alarm using a flame sensor and Arduino Nano. The system is powered by a ... near the flame sensor. The buzzer should sound, and the LEDs should light up, ...

PITTSBURGH (KDKA) - Volunteers and members of the Red Cross will be teaming up to install free smoke alarms during several Sound the Alarm events across Western Pennsylvania. "A working smoke ...

Gas can escape from leaks in boreholes, producing a characteristic hissing sound. Such a mechanical sensor could detect this hissing and trigger an alarm without constantly consuming electricity ...

Gas can escape from leaks in boreholes, producing a characteristic hissing sound. Such a mechanical sensor could detect this hissing and trigger an alarm without constantly consuming electricity – ...

Continental’s ultrasonic back-up sensor kit is ready to retrofit on virtually any vehicle combination, including commercial vehicles and off-highway units. The unit offers an audible alarm when a ...

Major exhibitors attributed the Marvel film’s ‘stunning collapse’ in week two to the Hollywood giant’s $30 direct-to-consumer experiment as the film tops illegal download lists. By Pamela ...

The end result is you can have the circuit simulator on the left of the screen and a Web-based Arduino IDE on the right side. But how does it work beyond the simple demo? We wanted to find out.

2: Block diagram of motion sensor alarm The circuit diagram of the motion sensor alarm is shown in Fig. 3. It consists of a PIR motion sensor (MS1), Arduino Nano (Board1), LM386 audio amp (IC1), and 8 ...