This Simple Fade On Fade Off LED Circuit makes the LED turn ON and OFF gradually instead of suddenly; also the circuit creates a dimming effect with smooth transitions that look pleasant to the eye. Circuit Working: Parts List: Components Values Quantity Resistors 100k 1/4 watt 3 1Ω 0.5W (or 8.2Ω depending on LED color) […]
Mini Projects
Simple Traffic Signal Lights Circuit using IC 555
This project is for Simple Traffic Signal Lights Circuit using IC 555, as it uses 555 IC and LEDs to show traffic signal lights in sequence. Furthermore, the circuit is simple to build and parts are easy to find. Circuit Working: Parts List: Components Values Quantity Resistors 470Ω, 100k, 47k 1/4 watt 1 each 220Ω […]
Simple Hulda Clark Zapper Circuit using IC 555
The IC 555 generates an electric current at a set frequency for healing in this Simple Hulda Clark Zapper circuit, also Hulda Clark developed this type of circuit, known as a Hulda Clark zapper, in 2003. Circuit Working: Parts List: Components Values Quantity Resistors 1k, 3.3k 1/4 watt 2 each Capacitors Ceramic 4.7nF 1 Ceramic […]
Simple Machine Gun Sound Generator Circuit using IC 555
This project for Simple Machine Gun Sound Generator Circuit using IC 555 which makes circuit like machine gun sound, short and fast bursts. Here, 555 chip give quick electric pulses and controls the sound timing and this pulses turn into sound and make “rat-a-tat-tat” noise. If want loud sound? its easy! just add amplifier and […]
Simple Morse Key Circuit using IC 555
This article show how to make a Simple Morse Key Circuit using IC 555, which is an easy circuit and is good for Morse code practice. Also, IC 555 can work in many ways, in this project it work as astable multivibrator which means it make signal by itself and there is no need for […]
Wailing Siren Circuit using IC 555
A Wailing Siren Circuit using IC 555 is simple to make sound like real siren, going up and down in pitch, also the sound come from 555 IC making pulses at certain speed (frequency). Circuit Working: Parts List: Components Values Quantity Resistors 390Ω, 1k, 220k, 100k, 33k, 22k 1/4 watt 1 each Capacitors Ceramic 10nF […]