The post explains how electret microphone devices work, through appropriate diagrams and formulas. What’s a Microphone A microphone is a device designed for transforming weak sound vibrations into tiny electrical […]
Electronics Theory
Capacitive Voltage Divider
In this post we learn how capacitive voltage divider circuits operate in electronic circuits, through formulas and solved examples. By: Dhrubajyoti Biswas What is a Voltage Divider Network Talking about […]
How to Select MOV – Explained with a Practical Design
MOVs or metal oxide varistors are devices designed for controlling mains switch ON surges in electrical and electronic circuits. Selecting an MOV for a particular electronic circuit might require some […]
Opamp Hysteresis – Calculations and Design Considerations
In most automatic battery charger circuits in this blog you might have seen an opamp with a hysteresis feature included for some crucial function. The following article explains the significance […]
How an Accelerometer Works
In this post we will try to understand how an accelerometer works and also learn the specifications of a popular accelerometer ADXL335 in detail. If you are a tech […]
How Flex Resistors Work and how to Interface it with Arduino for Practical Implementation
As electronics enthusiasts we may come across many kinds of resistors, from small fixed resistor to high current bulk rheostat. There are humongous classifications among resistors, but here we will […]