Working of the Basic 5V Relay Circuit. In the above circuit, 5V relay is powered by a 9V battery. An ON/OFF switch is added for the switching purpose of the relay. At the initial condition when switch ...

Circuit Diagram. The complete circuit diagram for the AC bulb blinking circuit can be found below. It is a simple circuit which consists of a 555 Timer IC to generate PWM pulse, this pulse is then ...

This diagram showcases the circuit setup without the use of a breadboard however, it is recommended to use one if you testing the circuit before making the final project. With this PBCB System, you ...

Circuit diagram of the voice-controlled home automation system is shown in Fig. 3. ... Disconnect the serial cable from Arduino board and connect to the relay and Bluetooth module HC-05. ... CON2 and ...

Hello Grace, when a turn signal or indicator bulb is damaged or burnt the flasher relay will blink faster because of the reduced load on the turn signal or indicator circuit.

240V AC Bulb; Microcontroller (Arduino Nano) PC1817 (optocoupler) BTA 16 (Triac) MOC 3022 (Opto-Isolator) HC-05 Bluetooth Module; CIRCUIT DIAGRAM. OPERATION. The circuit is divided into 3 parts. Zero ...