Since this circuit uses a digital timer IC, so the operation of the circuit is fast and accurate with even faster detection speeds. In our previous tutorial, we learned about the 555-timer as a ...

To design and simulate a IR detector circuit using 555 timer In this IR sensor project, we will put the IC 555 timer IC on the breadboard. And then we should connect pin 8 to the collector of the ...

A simple dark detector alarm circuit diagram using 555 timer IC and LDR. This LDR circuit detects the light in surrounding and upon detecting dark, and switch on the alarm.

The circuit diagram of the motion detector using NE555 timer is shown in Fig. 1. It is built around 230V AC primary to 9V, 300mA secondary transformer X1, ...

The motion detector will detect the motion of the people or objects and give the appropriate output according to the circuit. There are some motion detectors which will use different technology and ...

Therefore, the 9V signal is then lowered once more using a voltage divider circuit. When the PIR sensor is triggered, it activates the timer circuit. The timer circuit is driven by a 555 timer.

The monostable multivibrator circuit using the 555 Timer IC was successfully designed, simulated, and analyzed. The circuit generated a single output pulse of 0.5 microseconds in response to an ...

This motion detector alarm can detect a moving person from a distance of 1 meter. It uses a dual IR Transmitter-Receiver module HOA1405. When the sensor detects the reflected IR rays, alarm will sound ...