In this article we are going to build a smart automatic ON/OFF switch using Arduino, which can turn on or off gadgets automatically by sensing the presence of human nearby through the concept of ultrasonic. We are going to use ultrasonic module and Arduino to sense the presence of human which activates the gadgets such […]
Archives for 2016
Transistor Zener Diode Circuit for Handling High Current Stabilization
The high power “zener diode” circuit using transistor shunt regulator presented here can be used for obtaining a highly accurate, temperature and voltage stabilized outputs from high current sources, safely. Normal Zener Limitation The low power zener diodes that we normally use in electronic circuits are specified to work with low currents, and therefore cannot […]
Understanding Color Codes of Resistors with Practical Examples
In this post I will comprehensively explain regarding the various standard resistor color codes, and systems employed for assigning resistors their specific values. The post also explains how to read and identify resistor values from their color codes. By: S. Prakash The color codes used in resistors denote a leaded resistor’s value. These color codes […]
Types of Capacitors Explained
In this post I have explained regarding the basics of capacitor, and also regarding the various types of capacitors which are commonly available in the market and used in most electronic circuits. Overview A capacitor is simply a passive electronic part which is designed to store an electric charge. In physical form, it is made […]
Standard Resistor E-series Values
The resistor’s values which are provided to them fall within a category of standard or preferred resistor values. By: S. Prakash The values present within the standard resistor category are in sequence which is logarithmic and are in correspondence to the accuracy of the component. This enables the values present within the standard resistor category […]
Types of Resistors and their Working Differences Explored
The industry of electronic circuits uses resistors of various different types available in the market. The properties of these resistors vary and are different for each type being ruled by their manufacturing and construction process. By: S. Prakash Over a time period, the resistors of various types which were and are being used in the […]