• Skip to main content
  • Skip to primary sidebar

Homemade Circuit Projects

Need circuit help? Post them in the comments! I've answered over 50,000!

Blog | Categories | About | Hire Me | Contact | Calculators-online
You are here: Home / Archives for Build

Build

How to Build a Grow Light Circuit

Last Updated on June 1, 2026 by Swagatam 7 Comments

growlightcircuit

In this post I have explained a typical grow light circuit application for plants in order to stimulate photosynthesis effect in an artificially lit environment using multicolored LEDs. The idea was suggested by Mr. Jack. The Circuit Objective I would like to donate to your site and pay you also for work you do on projects […]

Filed Under: Lamps and Lights Tagged With: Build, Grow, Light

How to Build a Simple Cloth Dryer for Rainy Season

Last Updated on May 28, 2026 by Swagatam 12 Comments

cloth1

In this post I have explained a simple homemade electric cloth dryer circuit using iron heater coil assembly which can be used for drying clothes at home during rainy season or overcast conditions. The idea was requested by Mr. Nelson. Circuit Objectives and Requirements I have read through some of the topics explained at your […]

Filed Under: Home Electrical Circuits Tagged With: Build, Cloth, Dryer, Rainy, Season, Simple

How to Build an Ozone Water/Air Sterilizer Circuit – Disinfecting Water with Ozone Power

Last Updated on May 28, 2026 by Swagatam 49 Comments

We are all familiar with thundering and lightning during stormy weathers and know how the effect is responsible of producing a lot of ozone and negative ions in the atmosphere. The same concept has been employed in the proposed water and air sterilizer circuit. Properties of Ozone Ozone is a pale blue gas having a […]

Filed Under: Home Electrical Circuits Tagged With: Build, Disinfecting, Ozone, Power, Sterilizer, Water

Build a Homemade GSM Car Security System

Last Updated on May 16, 2026 by Swagatam 54 Comments

1 13

This super simple circuit design of a gsm car security system really works.Don’t believe it? Find out and learn the simple method of constructing it. How would you feel if you had the power of controlling your vehicle through your own cell phone, from any part of the world? Learn more how to build a […]

Filed Under: Automobile Electronics Tagged With: Build, GSM, Homemade, Security, System

5 Simple Siren Circuits you can Build at Home

Last Updated on May 16, 2026 by Swagatam 12 Comments

20150812 183122 2

In this post I have explained about a 5 simple siren circuits, using Arduino and also with ordinary components such as transistors and capacitors yet is able to produce an alarm sound at an excruciating level. The idea was contributed by “Abu-Hafss” Deeper in the article we also learn to make an advanced Arduino based […]

Filed Under: Automobile Electronics Tagged With: Build, Circuits, Home, Simple, Siren

How to Build a Microphone Amplifier Circuit

Last Updated on May 15, 2026 by Swagatam 26 Comments

lm324

In this article we are going to see how to build a microphone amplifier circuit with operational amplifier LM324. This circuit can be used as good pre-amplifier for audio projects. Selecting an Opamp The heart of the mic amplifier circuit is an op-amp LM324 which is quad op-amp moulded in single IC. We are going […]

Filed Under: Audio and Amplifier Projects Tagged With: Amplifier, Build, Microphone

  • Page 1
  • Page 2
  • Page 3
  • Page 4
  • Go to Next Page »

Primary Sidebar

My Youtube Channel



Circuit Simulator

circuit simulator image



Subscribe to get New Circuits in your Email



Categories

  • Arduino Projects (95)
  • Audio and Amplifier Projects (134)
  • Automation Projects (18)
  • Automobile Electronics (103)
  • Battery Charger Circuits (88)
  • Datasheets and Components (109)
  • Electronics Theory (149)
  • Energy from Magnets (27)
  • Games and Sports Projects (11)
  • Grid and 3-Phase (20)
  • Health related Projects (27)
  • Home Electrical Circuits (13)
  • Indicator Circuits (16)
  • Inverter Circuits (99)
  • Lamps and Lights (162)
  • Meters and Testers (72)
  • Mini Projects (28)
  • Motor Controller (69)
  • Oscillator Circuits (28)
  • Pets and Pests (15)
  • Power Supply Circuits (91)
  • Remote Control Circuits (50)
  • Renewable Energy (12)
  • Security and Alarm (65)
  • Sensors and Detectors (107)
  • SMPS and Converters (41)
  • Solar Controller Circuits (60)
  • Temperature Controllers (43)
  • Timer and Delay Relay (50)
  • Voltage Control and Protection (44)
  • Water Controller (37)
  • Wireless Circuits (31)



Other Links

  • Privacy Policy
  • Cookie Policy
  • Disclaimer
  • Copyright
  • Videos
  • Sitemap

People also Search

555 Circuits | 741 Circuits | LM324 Circuits | LM338 Circuits | 4017 Circuits | Ultrasonic Projects | SMPS Projects | Christmas Projects | MOSFETs | Radio Circuits | Laser Circuits | PIR Projects |



Recent Comments

  • Swagatam on 5 Simple Siren Circuits you can Build at Home
  • Swagatam on LM567 IC Calculator Tool
  • Swagatam on About Me
  • Swagatam on How to Select MOV – Explained with a Practical Design
  • Rock on How to Select MOV – Explained with a Practical Design

Social Profiles

  • Twitter
  • YouTube
  • Instagram
  • Pinterest
  • My Facebook-Page
  • Stack Exchange
  • Linkedin

© 2026 · Swagatam Innovations