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Watt

Natural Mosquito Repellent Using High Watt Resistor

Last Updated on September 25, 2026 by Swagatam 4 Comments

As the name suggests, to build this simple natural mosquito repellent circuit you will just require a high watt resistor, a few drops of lemon eucalyptus oil and  mains supply input. Chemical Based Mosquito Repellent are Harmful for Health You might be already familiar with these popular ready made mosquito repellent units which come in […]

Filed Under: Pets and Pests Tagged With: High, Mosquito, Natural, Repellent, Resistor, Watt

Simple 50 Watt Power Amplifier Circuit

Last Updated on May 15, 2026 by Swagatam 14 Comments

50watt

A simple 50 watt amplifier circuit is I have explained below, I have explained how to build it at home using this versatile single amplifier chip LM3876T By: Dhrubajyoti Biswas UPDATE: For 40 watt amplifier circuits please visit this link. Analyzing the Circuit A good power amplifier is a necessity, especially when it comes to […]

Filed Under: Audio and Amplifier Projects Tagged With: Amplifier, Power, Simple, Watt

Simple 20 watt Amplifier Circuits

Last Updated on May 15, 2026 by Swagatam 29 Comments

202Bwatt

This article is written with an intent to build a simple 20 Watt Amplifier. All the amplifier circuits presented below will provide a full output power of 20 watts into 8 Ohm loudspeaker. By: Dhrubajyoti Biswas Why a Single Ended Class-A Amplifier A single-ended Class-A amplifier is probably one of the best example when it […]

Filed Under: Audio and Amplifier Projects Tagged With: Amplifier, Circuits, Simple, Watt

32 watt Amplifier Circuit using TDA2050

Last Updated on May 15, 2026 by Swagatam 45 Comments

In this post I have explained how to build a simple yet powerful 32 watt amplifier circuit using a single chip TDA2050 and with a handful of resistors and capacitors. By: Dhrubajyoti Biswas Working Principle of TDA2050V This article will detail building a stereo amplifier along with an output for a headphone jack. It is […]

Filed Under: Audio and Amplifier Projects Tagged With: Amplifier, TDA2050, Watt

6 watt Audio Amplifier Circuit Using TDA1011

Last Updated on May 15, 2026 by Swagatam 15 Comments

A very simple yet useful 6 watt audio amplifier circuit using IC TDA1011 is explained in the following article, which can be built by new hobbyist and used for amplifying music from different sources such as cellphones, FM radios, doorbell etc. By:Dhrubajyoti Biswas. A monolithic integrated audio amplifier circuit TDA1011 is especially used for recording […]

Filed Under: Audio and Amplifier Projects Tagged With: Amplifier, Audio, TDA1011, Watt

1 watt LED Lamp Circuit Diagram using SMD LEDs

Last Updated on June 8, 2026 by Swagatam 21 Comments

12Bwatt2BLED2Busing2B5mm2BLED

The post comprehensively discusses the construction procedure of a 1 watt LED lamp using SMD LEDs such as 3528 smd LEDs or 2214 SMD LEDs. I have explained the details. 1 Watt LED vs 3528 smd LEDs or 2214 SMD LEDs Today 1 watt LEDs are very popular and these are utilized in most LED lamp […]

Filed Under: Lamps and Lights Tagged With: Lamp, LED, LEDs, SMD, Watt

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