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Wireless

Illuminating an LED using Wireless Power Transmission

Last Updated on June 8, 2026 by Swagatam 29 Comments

In this post I have explained how to illuminate an LED using wireless power transmission. Wireless Power Technology Wireless power is an emerging technology in this present world. But the stunning fact is that it’s a century old concept. This concept was emerged by Nikola Tesla. Charging batteries through wireless power is used in many […]

Filed Under: Lamps and Lights Tagged With: Illuminating, LED, Power, Transmission, Wireless

Wireless Mobile Phone Charger Circuit

Last Updated on December 12, 2024 by Swagatam 323 Comments

cellphonecharger

A wireless mobile phone battery charger is a device that charges a compatible cellphone or mobile phone placed close to it, through high frequency wireless current transfer, without any physical contact. In this post I have explained how to build a wireless cellphone battery charger circuit for facilitating a cordless cellphone charging without employing a […]

Filed Under: Wireless Circuits Tagged With: Charger, Mobile, Phone, Wireless

How Wireless Power Transfer Works

Last Updated on May 20, 2026 by Swagatam 43 Comments

wireless2Bpower2Btransfer 1

Wireless power transfer is a process in which electrical energy is transferred from one system to another system through electromagnetic waves without using wires or any physical contact. In this post I have explained regarding how wireless power transfer works or the transfer of electricity through air without using wires. You might have already come […]

Filed Under: Electronics Theory, Power Supply Circuits Tagged With: Power, Transfer, Wireless, Works

Wireless Home Security Circuit – Solar Powered

Last Updated on July 6, 2019 by Swagatam Leave a Comment

warning2Bsecurity

In this article I have explained a remote controlled wireless home security circuit using which enables the detection of a possible intrusion way in advance depending on how and where the remote sensors are positioned over the selected strategic locations and the desired distance from the house. The idea was requested by Mr. Dave Monette. […]

Filed Under: Security and Alarm Tagged With: Home, Powered, Security, Solar, Wireless

Remote Controlled ATS Circuit – Wireless Grid/Generator Changeover

Last Updated on May 21, 2026 by Swagatam 21 Comments

ats 2

In this post I have explained a remote controlled automatic transfer switch for enabling an automatic grid to generator changeover action from a specified distance. The idea was requested by Mr. odudu johnson. Technical Specifications Project description: Automatic changeover switch with wireless generator control abilities or mechanism.The generator rating is going to be between 2.2kva […]

Filed Under: Grid and 3-Phase, Remote Control Circuits Tagged With: ATS, Controlled, Generator, Grid, Remote, Wireless

Wireless Helmet Mounted Brake Light Circuit

Last Updated on May 16, 2026 by Swagatam 106 Comments

In this post I have explained an innovative wireless LED brake light circuit which can be attached to a biker’s helmet. The LEDs attached with the helmet circuit illuminates in response to the motorcycle braking  generating an enhanced brake light effect from the user’s helmet. The idea was requested by Mr. Bugoy. Technical Specifications Good […]

Filed Under: Automobile Electronics Tagged With: Brake, Helmet, Light, Mounted, Wireless

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