• 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 2015

Archives for 2015

Cyclist’s Safety Light Circuit – Nighttime Visibility for Cyclists, Walkers, Joggers

Last Updated on May 16, 2026 by Swagatam 2 Comments

bicyclesafetylights

A simple flashing bicycle safety light circuit has been discussed in the following article In many occasions when we happen to go down the road at night, it is normal to meet cyclists that are visible only when they might be within walking distance. In case you’re a bike aficionado and prefer to stroll in […]

Filed Under: Automobile Electronics Tagged With: Cyclist, Cyclists, Light, Nighttime, Safety, Visibility

Make this Car Interior Light Fader Circuit

Last Updated on May 16, 2026 by Swagatam 9 Comments

carinteriorlamp

In this post I have explained a simple circuit which can be used for producing a slow fading light effect each time it’s switched OFF. The application can be typically used in car interior lights. Designed by: Abu-Hafss  The Circuit Concept Most of the modern cars are equipped with circuitry which switches on the Car’s […]

Filed Under: Automobile Electronics Tagged With: Fader, Interior, Light

Hen House Automatic Door Controller Circuit

Last Updated on May 16, 2026 by Swagatam 36 Comments

lightdependantdoorlock

In this article I have explained an automatic door mechanism circuit that responds to the ambient light conditions by keeping the door open during day time and closed during night. Here the application is used for operating a hen house door. The idea was requested by Mr. Gavin Sweet Technical Specifications I have a project […]

Filed Under: Automation Projects Tagged With: Automatic, Controller, Door, House

Automatic Sliding Gate Controller Circuit

Last Updated on May 16, 2026 by Swagatam 86 Comments

slider2Bgate2Bcontroller

In this post we investigate a circuit, designed for implementing an automatic sliding gate or door action, and includes a set of features as specified in the request. The idea was suggested by Mr. Andreas. Technical Specifications Can you help me to design a simple sliding gate controller. How can work its like this…Press a […]

Filed Under: Automation Projects Tagged With: Automatic, Controller, Gate, Sliding

Make this Simple Music Box Circuit

Last Updated on May 15, 2026 by Swagatam 11 Comments

musicboxcircuit

This simple circuit can be used to emulate the operation of a music box. The number of notes may be limited to 10 at the most, and therefore is capable of generating a simple melody. By: Akanksha Rathode Circuit Operation The circuit uses two popular integrated circuits: The timer 555 and 4017 decade counter Operation […]

Filed Under: Audio and Amplifier Projects Tagged With: Music, Simple

Modify Human Speech with this Digital Voice Changer Circuit

Last Updated on May 15, 2026 by Swagatam 24 Comments

voicechangercircuit

In this post I have explained a voice modulator circuit which will change or transform an individuals unique voice into a completely new form. The new voice will be different to the original voice tone and unrecognizable. The Circuit Concept The characteristic tone of  every individuals voice is specifically unique in all circumstances. How often […]

Filed Under: Audio and Amplifier Projects Tagged With: Changer, Digital, Human, Modify, Speech, Voice

  • « Go to Previous Page
  • Page 1
  • Interim pages omitted …
  • Page 8
  • Page 9
  • Page 10
  • Page 11
  • Page 12
  • Interim pages omitted …
  • Page 31
  • 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 (96)
  • 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 (97)
  • 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 (64)
  • Sensors and Detectors (106)
  • SMPS and Converters (41)
  • Solar Controller Circuits (60)
  • Temperature Controllers (43)
  • Timer and Delay Relay (50)
  • Voltage Control and Protection (43)
  • 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 LM386 Amplifier Circuit [Working and Application Circuits]
  • Swagatam on Contact
  • Swagatam on 5 Simple Audio Mixer Circuits Explained
  • Swagatam on Electronic Circuit Projects, Tutorials, and Practical Engineering Solutions
  • Ola on LM386 Amplifier Circuit [Working and Application Circuits]

Social Profiles

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

© 2026 · Swagatam Innovations