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Wireless

Wireless Home theater Circuit using Bluetooth Headset

Last Updated on June 26, 2019 by Swagatam 22 Comments

speaker visible

In this post I have explained a 200 + 200 watt wireless home theater circuit using a class D amplifier and a Bluetooth headset as the wireless module. The idea was requested by Mr. Sudipta Mandal. Technical Specifications I want to make my home theater wireless. My home theater model is Sony SRS-D9 2.1 channel. […]

Filed Under: Wireless Circuits Tagged With: Bluetooth, Headset, Home, Theater, Wireless

Making a Wireless Doorbell Circuit

Last Updated on January 4, 2020 by Swagatam 27 Comments

wireless doorbell transmitter circuit

Today the traditional wired type of doorbells are gradually getting obsolete and are being replaced by the advanced wireless type of doorbells that are easier to install due to their hassle free set-ups. A simple wireless doorbell circuit is discussed in the following post which can be constructed at home. Written and Submitted By: Mantra […]

Filed Under: Wireless Circuits Tagged With: Doorbell, Making, Wireless

Remote Controlled Wireless Water Level Controller Circuit

Last Updated on May 1, 2020 by Swagatam 164 Comments

remote control water level control

For multi-storey buildings where water tanks could be at considerable heights over building terraces, monitoring the levels automatically could become a major issue. RF remote control modules have become pretty cheap nowadays which could be effectively used for solving the inconvenience. I have explained how to make and install a wireless water level controller circuit […]

Filed Under: Remote Control Circuits, Water Controller Tagged With: Controlled, Controller, Level, Remote, Water, Wireless

Wireless Li-Ion Battery Charger Circuit

Last Updated on May 17, 2026 by Swagatam 61 Comments

Inductive charging 1

Charging batteries through inductive wireless charging is one of the applications that’s becoming very popular and getting appreciated by the uses. Here we’ll study how to make a wireless Li-Ion battery charger circuit using the same concept. Any electrical system which involves wire networks or cables can be very messy and cumbersome. Introduction Today the […]

Filed Under: Battery Charger Circuits Tagged With: Battery, Charger, Wireless

Make this Wireless Speaker Circuit

Last Updated on May 15, 2026 by Swagatam 36 Comments

Transmitter 2

In this article I have explained a very simple circuit of a wireless speaker system which can be used for playing hi quality music wirelessly from your TV set, DVD player, Ipod, cell phone or from any music system. The speaker thus can be placed in any corner of the house within a radial distance […]

Filed Under: Audio and Amplifier Projects Tagged With: Speaker, Wireless

FM Wireless Microphone Circuit – Construction Details

Last Updated on November 8, 2023 by Swagatam 50 Comments

fm 2

A wireless microphone is a portable electronic microphone which allows the user to transmit its voice to an amplifier without any wire connection, hence the name wireless microphone. Making a wireless mic at home can be real fun, here I have explained one such simple project which can be used for recording and paying back […]

Filed Under: Wireless Circuits Tagged With: Construction, Details, FM, Microphone, Wireless

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