• 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 Circuits

Circuits

RGB Light Strip Controller Circuits

Last Updated on June 1, 2026 by Swagatam 32 Comments

image5

In this post we are going to see how we can construct an RGB LED light strip controller circuit for PC cabinets and also for general decoration purposes. In this post we will construct a couple of RGB light strip controller designs, one for a PC cabinets and one for general purpose which can be […]

Filed Under: Lamps and Lights Tagged With: Circuits, Controller, Light, RGB, Strip

Neon Lamps – Working and Application Circuits

Last Updated on June 1, 2026 by Swagatam 85 Comments

neon astable

A neon lamp is a glow lamp made up of a glass cover, fixed with a pair of segregated electrodes and containing an inert gas (neon or argon). The main application of a neon lamp is in the form of indicator lamps or pilot lamps. When supplied with a low voltage, the resistance between the […]

Filed Under: Lamps and Lights Tagged With: Application, Circuits, Lamps, Neon, Working

Transformerless Current-Controlled LED Bulb Circuits you can Build at Home

Last Updated on June 1, 2026 by Swagatam 275 Comments

In this post I have elaborately explained how to build simple transformerless LED bulb circuits using many LEDs in series and powering them through current controlled capacitive power supply circuit. Warning: Circuits I have explained below are not isolated from mains AC, and therefore are extremely dangerous to touch in the powered and open condition. […]

Filed Under: Lamps and Lights Tagged With: Bulb, Circuits, Controlled, Current, LED, Transformerless

2 Best Current Limiter Circuits Explained

Last Updated on June 1, 2026 by Swagatam 335 Comments

precisioncurrentlimiter

In this post I have explained 2 simple universal current controller circuits which can be used for safely operating any desired high watt LED. The universal high watt LED current limiter circuit explained here can be integrated with any crude DC supply source for getting an outstanding over current protection for the connected high watt […]

Filed Under: Lamps and Lights Tagged With: Best, Circuits, Current, Explained, Limiter

4 Automatic Staircase Lamp Controller Circuits Explained

Last Updated on June 1, 2026 by Swagatam 11 Comments

In this post I have explained 4 innovative automatic staircase lamp controller circuits which will automatically switch ON and OFF the staircase lamps in response to an external trigger. We will discuss 4 concepts here, which are as follows: 1) Automatic Staircase Lamp Circuit using PIR The first automatic staircase light circuit describes a simple […]

Filed Under: Lamps and Lights Tagged With: Automatic, Circuits, Controller, Explained, Lamp, Staircase

3 Automatic Fish Aquarium Light Optimizer Circuits

Last Updated on June 1, 2026 by Swagatam 3 Comments

solarfishaquariumlightoptimizercircuit

In this post I have explained a 3 beautiful fish aquarium light optimizer circuits your fishes will love. These are designed to automatically control the illumination of a group of appropriately selected LEDs with respect to the varying daylight and after darkness sets in. The first idea was requested by Mr. Amit 1) Sun light […]

Filed Under: Lamps and Lights Tagged With: Aquarium, Automatic, Circuits, Fish, Light, Optimizer

  • « Go to Previous Page
  • Page 1
  • Page 2
  • Page 3
  • Page 4
  • Interim pages omitted …
  • Page 35
  • 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 DC Motor Speed Controller Circuits Explained
  • DANIEL NG'ANG'AH on 5 Simple DC Motor Speed Controller Circuits Explained
  • Swagatam on 5 Simple Siren Circuits you can Build at Home
  • Swagatam on LM567 IC Calculator Tool
  • Swagatam on About Me

Social Profiles

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

© 2026 · Swagatam Innovations