Morse Code encodes mainly all English Letters and numbers in standardized sequences. Each of the symbols is modeled into a sequence of Dashes and Dots. This method commonly serves in the field of telecommunication. Here … Read more
Fizzah Beig
Audio conversion to light LED circuits converts sound energy from the environment to electrical energy. The circuit is a combination of transistors, resistors, capacitors, LEDs, and an electret microphone. Hardware Components The following components are … Read more
Audio Conversion to Light LED Circuit
The Loud Siren Circuit is able to produce Ambulance Sirens, Fire Sirens, Machine guns, and Police sirens with the help of switching. This loud Siren circuit has IC UM3561 which is a CMOS IC often … Read more
Loud Siren Generator using UM3561 IC
A very sensitive sound-activated LED circuit activates LEDs by even detecting distant sounds. This circuit here converts sound energy from the environment even with low tune to electrical energy. The circuit includes a combination of … Read more
Sensitive Sound Activated LED with 2n4401 Transistors
The sound effect generator is designed to produce multiple sound effects such as rain, waterfall, sea waves, wind river, etc. The circuit involves two ICs that are MM5837 as IC1 and TDA2822M as IC2. IC … Read more
Multiple Sound Effects Generator using MM5837 & TDA2822M IC
A night lamp circuit is an automation system for lighting in rooms. The circuit is using an LDR to detect the darkness in the room. Additionally, diodes and transistors play a main part in circuit … Read more
Automatic Night Lamp using Light Dependent Resistor (LDR)
The proximity sensor switch works such that there is a blockage due to a person or object in between the circuit. the circuit contains an LDR, transistors, and relay as main components. The relay can … Read more
Proximity Sensor Switch Using BC517 Darlington Transistor
Multiple led flasher circuit is a circuit with patterns of Light flashing from the LED. The circuit includes just the timer IC NE555 and a combination of resistors and capacitors. Hardware Components The following components … Read more
Multiple Style Flasher Using 555
Pulsating LED circuit is a small electronic project functioning ON and OFF of LEDs. This circuit includes the timer IC NE555 along with a transistor. Hardware Components The following components are required to make Fading … Read more
Fading Or Pulsing LED Using 555
A flip-flop circuit’s purpose is to switch ON and OFF an LED or the circuit connected to it by a certain pattern. The circuit here has a mirror-like image having LEDs, transistors, diodes, and relays. … Read more
Flip Flop Multivibrator Relay using pair of Transistors
The automatic night light is an automation system in lighting. The circuit, with the help of LDR, automatically turns ON the 6 LEDs connected to it as soon as the main lights of a room … Read more
Automatic Night Lamp Circuit with NE555
The LED Flasher circuit outputs a Flip Flop manner LED blinking. The circuit uses NE555 timer IC along with a bridge rectifier to rectify the AC main supply. Hardware Components The following components are required … Read more
220v AC LED Flasher Circuit
A simple and easy-to-make light sensor switch works with the detection of light in surroundings. The circuit uses only 5 components including the timer IC NE555 and LDR. The relay connects any electronic circuit to … Read more
Light Activated Relay Switch Using NE555
A laser burglar alarm is a security purpose alarm circuit that senses even a small interruption in its environment. It’s sensitive with a long range of detection whose alarm once activated can last for up … Read more
Laser Burglar Alarm Security System UM3561
A flip flop circuit, here, flashes two sets of LEDs ON ad OFF in a flip flop manner. the circuit includes IC NE555 for the time triggering switching. Also, the circuit uses both the NPN … Read more
Flip Flop flashing of many LEDs with NE555
The light sensor circuit is a sensor-based circuit that detects the presence of light and turns on the LED accordingly. The circuit here uses a LED Flasher IC LM3909. IC LM38909 itself is a low-power … Read more