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Basic Electronic Circuits Explained

Last Updated on January 3, 2024 by Swagatam 40 Comments

circuit symbols

The article below comprehensively discusses all the basic facts, theories and information regarding the working and use of common electronic components such as resistors, capacitors, transistors, MOSFETs, UJTs, triacs, SCRs. The various small basic electronic circuits explained here can be effectively applied as building blocks or modules for creating multistage circuits, by integrating the designs […]

Filed Under: Mini Projects Tagged With: Basic, Circuits, Electronic, Explained

Transistor Monostable Circuits with Applications

Last Updated on January 3, 2024 by Swagatam 23 Comments

transistor monostable with LED

In this post I have explained how to build a few simple monostable circuits using only transistors, and also learn how to make practical application circuits with them. If you search for transistor monostable circuit online, you will find that one typical circuit has been discussed in all the online articles. This circuit looks a […]

Filed Under: Mini Projects Tagged With: Applications, Circuits, Monostable, Transistor

Basic Op Amp Circuits and Projects

Last Updated on January 3, 2024 by Swagatam 20 Comments

op amp integrator equation relationship

In the following article I have explained op amp basic application circuits and projects, with equations, for solving their specific component values. Op-amps (operational amplifiers) are a specialized type of integrated circuit that include a directly-coupled, high-gain amplifier with an overall response characteristics adjusted by a feedback. The op-amp derives its name from the fact […]

Filed Under: Mini Projects Tagged With: Basic, Circuits, Projects

Simple Delay Timer Circuits Explained

Last Updated on January 2, 2024 by Swagatam 696 Comments

In this post I have explained the making of simple delay timers using very ordinary components like transistors, capacitors and diodes. All these circuits will produce delay ON or delay OFF time intervals at the output for a predetermined period, from a few seconds to many minutes. All the designs are fully adjustable. Importance of […]

Filed Under: Timer and Delay Relay Tagged With: Circuits, Delay, Explained, Simple, Timer

3 Simple Solar Panel/Mains Changeover Circuits

Last Updated on January 2, 2024 by Swagatam 40 Comments

solarpanelmainsAVCchangeoverrelaycircuit

The discussed automatic change over relay circuit was requested by Mr.Karimulla Baig. The circuit normally charges the connected battery at constant current through the power received from the solar panel, and reverts to DC power from an AC/DC adapter in the absence of solar energy (during night time). Let’s the read the request in more details: Technical […]

Filed Under: Solar Controller Circuits Tagged With: Changeover, Circuits, Mains, Panel, Simple, Solar

5 Simple Alarm Circuits for Protecting your Home/Office from Theft

Last Updated on January 2, 2024 by Swagatam 104 Comments

burglaralarmusingsimpleconductorsensorcircuit

The following article discusses a few very simple intrusion detector circuits, or ant-theft alarms. The presented designs are easy to build yet extremely effective with the functions. How the Circuits Works An intruder alarm basically consists of a sensor and a trigger stages, which work together to produce the required detection. The sensor detects the presence […]

Filed Under: Security and Alarm Tagged With: Alarm, Circuits, Home, Office, Protecting, Simple

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