Simple Digital Voltmeter Circuit using ICL7107
In this project we are going to build a Digital Voltmeter without using any microcontroller. Here we are using a very popular...
3X3X3 LED Cube using 555 Timer and CD4020 IC
We have previously built 3x3x3 LED Cube using Arduino and Raspberry Pi. 3x3x3 LED Cube is generally build using some...
Broken Wire Detector Circuit using IC CD4069
In this article we are going to make a Invisible Broken Wire Detector which is used to check broken or disconnected wires...
Voice Modulator Circuit using LM358 and LM386
How to Design a Circuit Board (with Example PCB of Voice Modulator Circuit)
In this project, we are going to make a Voice Modulator Circuit, by using self-designed PCB. In this project, we have designed...
Headphone/Audio Amplifier Circuit on PCB using LM386
In this project, we are going to make a Headphone/Audio Amplifier by using self-designed PCB. This project is mainly designed...
Temperature Controlled Automatic Switch
Previously we have built Temperature controlled LEDs Circuit, in which two LEDs were glowing according to the temperature. Now...
Simple VU Meter Circuit using LM358
VU Meter or Volume Meter is very popular and fun project in Electronics. We can consider the Volume Meter as an Equalizer,...
555 Timer Based Electronic Code Lock Circuit
Digital Code Locks are very popular in Electronics, where you need to enter a particular ‘Code’ to open the Lock. This type of...
Temperature Controlled LEDs using LM35
Today we are building a simple yet very useful circuit using Temperature Sensor LM35. In this circuit, we are going to control...
Cell Phone Detector Circuit
Cell Phone Detector is a circuit that can sense the presence of any activated cell-phone nearby and gives an indication of...
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