LED lights last long and use less power so more people like them now. Furthermore, this article for Designing a Simple 7W LED Bulb Circuit shows how to make and use a 7W LED bulb circuit. Also, parts needed for this circuit are 230V AC power, MOV, capacitors, resistors, bridge rectifiers, Zener diodes. So, be […]
Simple Adjustable Brightness Control Circuit for LEDs
LEDs (light-emitting diodes) are used in many applications because they are durable, efficient and versatile also they are used in decoration and signaling and adjusting LED brightness is important in such applications. This Simple Adjustable Brightness Control Circuit for LEDs uses BC547 NPN transistor, resistors, one preset (variable resistor) and a white LED to change […]
Building a Simple Pulse Frequency Counter Circuit with Arduino
Pulse frequency counter count signal in hertz (Hz) and it is an important tool in electronics. Now Arduino and other microcontroller make counter easy and cheap. So, this article for Simple Pulse Frequency Counter Circuit with Arduino show how to make this easy circuit with few parts; also we have used IC 555 to make […]
Simple Arduino-Powered Running LED Circle Circuit
Making nice looking projects help learning and fun in electronics. Simple Arduino-Powered Running LED Circle Circuit is one easy project which uses Arduino to control LEDs in a circle. Also, this project is simple and it teaches coding, circuit making and LED control, here, a 10k pot changes LED speed and makes it fun to […]
Simple Triangle Wave Generator Circuit using IC LM358
In this article, we will learn how a triangle wave rises and falls repeatedly. Smaller waves, called harmonics, create this special wave and its shape looks like a triangle because these smaller waves fit together like bricks. Harmonics in triangle wave get weak fast and is not strong like square wave, so triangle wave is […]
Simple DIY Guide to a USB Desktop Lamp Circuit
Making USB lamp by ourselves is an fun hobby and we can learn electronics by using hands and be creative; also this circuit is good project for beginner or anyone who want to learn circuit. This Simple DIY Guide to a USB Desktop Lamp Circuit is a useful project to learn basic about electronic. USB […]