Simple 1.5V White LED Driver Circuit is like power translator. It takes power from battery and changes it to right voltage and current for LED. This helps LED shine bright and safe. Without driver LED may be dim or may burn. Circuit Working: Parts List: Category Description Quantity Resistors 33k, 470Ω (1/4 watt each) 1 […]
Simple 1.5V White LED Flasher Circuit
This Simple 1.5V White LED Flasher Circuit uses few parts to make white LED blink ON and OFF again and again. It is an easy project and is good for beginners. Fun to play with blinking light with no need with hard design. Circuit Working: Parts List: Category Description Quantity Resistors 2.7k, 330Ω, 47Ω (1/4 […]
Cable Tracer Circuit
Cable Tracer Circuit is of two part device. It help find and check right cable in group or inside wall. It have two parts: transmitter and receiver. People use it in telecom, network, fixing wires, security system and audio/video setup. Circuit Working for Cable Tracer Transmitter Circuit: Parts List: Category Component Quantity Resistors 2.2k 1/4 […]
Sound to Light Converter Circuit
Imagine a disco party but with no flashing lights! This Sound to Light Converter Circuit changes sound to light. It hears music and make lights flash with beat. Smart parts inside change sound volume or pitch to light brightness or speed. Circuit Working of Sound to Light Converter Circuit using Piezo: Parts List: Category Component […]
Solar Motor Robot Circuit
This Solar Motor Robot Circuit run by sun with no battery needed. It uses special circuit called “solar engine” which works good with small solar panel. Robot can move even when sky is cloudy. Circuit Working: Parts List: Category Component Quantity Resistors (All resistors are 1/4 watt unless specified) 100k 1 1M 1 10k 1 […]
Hearing Aid Circuit using 1.5V Battery
Hearing Aid Circuit using 1.5V Battery is small sound booster. It helps people with hearing loss and to hear better. It picks the weak sound and makes it louder in earphone. This circuit works with one 1.5V battery. Circuit Working: Parts List: Category Component Quantity Resistors (All resistors are 1/4 watt unless specified) 10k 2 […]