• 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 Single

Single

Single Transformer Inverter/Charger Circuit

Last Updated on May 17, 2026 by Swagatam 243 Comments

singletransformerinverterchargerchangeovercircuit

In this post I have explained how to build an innovative inverter circuit with a single transformer that works both as an inverter and a battery charger transformer, I have explained the details from the following discussion. The Circuit Objective Though you may find many inverters having an integral battery charger, the section will mostly […]

Filed Under: Battery Charger Circuits Tagged With: Charger, Inverter, Single, Transformer

Battery Cut Off Charger Circuit Using a Single Relay

Last Updated on May 17, 2026 by Swagatam 31 Comments

simplestbatterychargercircuit

Amazed to hear this! Yep that’s actually possible, you would need only one relay and a handful of diodes to make a simplest one relay automatic battery charger circuit. How it Works The idea struck me while trying to design the easiest possible battery charger circuit for one my clients. The concept is simple; just […]

Filed Under: Battery Charger Circuits Tagged With: Battery, Charger, Relay, Single

Bicycle LED Light Circuit Using a Single 1.5V Cell

Last Updated on May 16, 2026 by Swagatam 10 Comments

bicycleLEDturnlightcircuit

The proposed bike flasher flashes two white LEDs from a single 1.5V cell by using a solitary general purpose transistor, and does not need core for the involved transformer, the main core being the Air itself. Using Joule Thief Concept Every Joule Thief circuit uses ferrite rod or toroid core and its turns are wounded […]

Filed Under: Automobile Electronics Tagged With: Bicycle, Cell, LED, Light, Single

Illuminating DRL and Turn Lights with Single Common Lamp

Last Updated on May 16, 2026 by Swagatam 54 Comments

drl2Bturn2Bwith2Bcommon2Bled

In this article I have explained a simple circuit for enabling the turn signal lamp of any car to carry out a two-way function of DRL lights as well as well the stipulated turn lights. The idea was requested by Mr. Artem. Technical Specifications Thank you for your fanaticism with electronics, this is really noticeable […]

Filed Under: Automobile Electronics Tagged With: Common, DRL, Illuminating, Lights, Single, Turn

Using Single Switch for Fog lamp and DRL Lamp

Last Updated on May 16, 2026 by Swagatam 7 Comments

In this post I have explained an easy method of upgrading your existing car fog lamp switch such that it allows toggling both the fog lamp as well as the DRL lamps alternately, as per the owner’s requirement. The idea was requested by mk karthick. Circuit Objectives Am looking for a circuit which is directly connected […]

Filed Under: Automobile Electronics Tagged With: DRL, Lamp, Single, Switch

Single Transistor Radio Receiver Circuit

Last Updated on May 15, 2026 by Swagatam 55 Comments

one transistor radio circuit

This is probably the simplest radio receiver circuit that one could ever imagine of making. The circuit is so simple that it could be finished assembling within a few minutes and you are already listening your favorite programs over it. Introduction What are the fundamental criteria associated with radio reception? An antenna stage, a band […]

Filed Under: Audio and Amplifier Projects Tagged With: Radio, Receiver, Single, Transistor

  • Page 1
  • Page 2
  • Page 3
  • Interim pages omitted …
  • Page 6
  • Go to Next Page »

Primary Sidebar

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 (96)
  • Lamps and Lights (160)
  • Meters and Testers (72)
  • Mini Projects (28)
  • Motor Controller (68)
  • 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 |

Social Profiles

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

Recent Comments

  • Swagatam on EGS002 Datasheet, Circuit Diagram Explained
  • Swagatam on Simple SG3525 Sine Wave Inverter Circuit Explained
  • Swagatam on 2 Best Long Duration Timer Circuits Explained
  • Swagatam on TL494 Datasheet, Pinout, Application Circuits
  • David on Simple SG3525 Sine Wave Inverter Circuit Explained

© 2026 · Swagatam Innovations