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Notch Filter Circuits with Design Details

Last Updated on July 13, 2024 by Swagatam 3 Comments

In this article I will provide a detailed explanation regarding how to design notch filters with precise center frequency and for maximum impact. Where Notch Filter are Used Notch filter circuits are normally used for suppressing, nullifying, or cancelling a particular range of frequencies in order to avoid an annoying or unwanted interference within a […]

Filed Under: Audio and Amplifier Projects, Electronics Theory Tagged With: Circuits, Design, Details, Filter, Notch

TL494 Datasheet, Pinout, Application Circuits

Last Updated on July 1, 2024 by Swagatam 45 Comments

pin layout for TL494 IC

The IC TL494 is a versatile PWM control IC, which can be applied in many different ways in electronic circuits. In this articles I have explained in detail regarding the main functions of the IC, and also how to use it in practical circuits. General Description The IC TL494 is specifically designed for single chip […]

Filed Under: Datasheets and Components Tagged With: Application, Circuits, Datasheet, Pinout, TL494

7 Simple Inverter Circuits you can Build at Home

Last Updated on June 20, 2024 by Swagatam 242 Comments

4047 simple inverter circuit

These 7 inverter circuits might look simple with their designs, but are able to produce a reasonably high power output and an efficiency of around 75%. Learn how to build this cheap mini inverter and power small 220V or 120V appliances such drill machines, LED lamps, CFL lamps, hair dryer, mobile chargers, etc through a […]

Filed Under: Inverter Circuits Tagged With: Build, Circuits, Home, Inverter, Simple

SCR Applications Circuits

Last Updated on April 13, 2024 by Swagatam 22 Comments

Half wave series static switch.

In this article I have explained many interesting SCR application circuits and also learn the main features and properties of an SCR also called a thyristor device. What’s an SCR or Thyristor SCR is the acronym of Silicon Controlled Rectifier, as the name suggests it’s a kind of diode or a rectifying agent whose conduction […]

Filed Under: Mini Projects Tagged With: Applications, Circuits, SCR

5 Simple Fastest Finger First Circuits Explained

Last Updated on February 19, 2024 by Swagatam 14 Comments

fastest finger first game

The 5 simple fastest finger first indicator circuits presented here can be used for indicating which candidate was the first to press the answer button out of the 4 participating candidates in a quiz contest. We all have probably seen the famous game show “who wants to be a millionaire” and many similar quiz shows, […]

Filed Under: Games and Sports Projects Tagged With: Circuits, Explained, Fastest, Finger, First, Simple

5 Useful Power Failure Indicator Circuits Explained

Last Updated on February 18, 2024 by Swagatam 49 Comments

power failure indicator circuit diagram

In this post I have explained 5 useful power supply failure indicator circuits which can be used to get an instant indication regarding an input power failure situation. This post includes the following 5 types power failure indicator circuits: Main Function The main function of the proposed power failure indicator circuits is to alert or […]

Filed Under: Indicator Circuits Tagged With: Circuits, Explained, Failure, Indicator, Power, Useful

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