In this article we will explore 3 different Morse code practice oscillator circuits, for generating exact replication of Morse code signals in the form of dots and dashes. Contributed By: […]
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12 Simple IC 4093 Circuits and Projects Explained
The 4093 is a 14-pin package containing four positive-logic, 2-input NAND Schmitt trigger gates as shown in the following figure. It is possible to operate the four NAND gates separately […]
Ion Detector Circuit [Static Discharge Detector]
The following post discusses a simple ion detector circuit which can be used for detecting positive and negative ions generated by high voltage circuits. This device can be also used […]
How to Make Logic Gates using Transistors
In this post we will learn how to build NOT, AND, NAND, OR, and NOR logic gates using discrete transistors. The main advantage of using transistor logic gates is that […]
Effects of Electromagnetic Fields (EMF) on Your Health
Our population has grown extremely worried regarding electromagnetic pollution over the past few years. There is real issue about how ElectroMagnetic Fields (EMF) affect people’s health. Currently, the main reason […]
Simple Electronic Dog Whistle Circuit Explained
An electronic dog whistle is a device that generates ultrasonic sound waves and is used for training dogs and for controlling excessive barking habit. Because dogs and domestic cats can […]