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Newly Updated Circuit Projects:

100 to 160 watt Power Amplifier Circuit Diagram using a Single IC OPA541

Last Updated on January 17, 2025 by Swagatam 17 Comments

single chip 100 watt amplifier

For anyone who is searching for an audio amplifier with massive output power in the order of 100 watt to 200 watts, using an absolute minimum parts count, this particular circuit will accomplish it. How the Circuit Works The IC OPA541 from Burr-Brown is a power opamp is specially designed to work from power supplies […]

Filed Under: Audio and Amplifier Projects Tagged With: 100, 160, Amplifier, Power, Single, Watt

100 amp Variable Voltage Power Supply Circuit Diagram

Last Updated on January 17, 2025 by Swagatam 121 Comments

100 amps 100V

The post describes a  simple but extremely versatile 100 amp, variable voltage power supply circuit using just a few BJTs in parallel and in a common collector mode. The idea was requested by Mr. Andre. Technical Specifications Hello Swagatam, I was wondering if you could possibly assist me. on the blogs I have seen some […]

Filed Under: Power Supply Circuits Tagged With: 100, Power, Supply, Variable, Voltage

100 °C to 1000 °C Thermocouple Temperature Meter Circuit Diagram

Last Updated on January 17, 2025 by Swagatam 6 Comments

simplest tachometer

In this post I have explained a simple op amp based thermocouple temperature meter circuit which can be used for measuring high temperatures in the range of 100 °C to 1000 °C, in heaters, furnaces, kilns tec. What is a Thermocouple A thermocouple is a simplest and the cheapest form of temperature sensor device, built […]

Filed Under: Temperature Controllers Tagged With: 100, 1000, Meter, Temperature, Thermocouple

Making a 10/12 watt LED Lamp with 12 V Adapter

Last Updated on January 17, 2025 by Swagatam 24 Comments

2013 1223 1158 30 2

In this post I have explained the construction of a homemade 10 watt LED lamp using ready made 12 V SMPS adapter. The project was successfully built by Mr. Debabrata Mandal. In many of previous posts I have discussed the use of 1 watt white LEDs for making high efficiency LED lamps for implementing in […]

Filed Under: Lamps and Lights Tagged With: Adapter, Lamp, LED, Making, Watt

10 Watt Stereo Amplifier Circuit Diagram

Last Updated on January 17, 2025 by Swagatam 6 Comments

block diagram

With a simple design, this 10 watt stereo amplifier circuit offers good dynamics and excellent bass reproduction. Although its power output is modest, at 2 x 10W RMS, it allows for comfortable use in small-sized rooms, such as apartments. When paired with speakers with a minimum power rating of 20W, it will provide complete satisfaction. […]

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

10 Useful Function Generator Circuit Diagrams Explained

Last Updated on January 17, 2025 by Swagatam 27 Comments

function generator circuit

In this post I have explained how to build 10 simple yet useful function generator circuits using IC 4049, IC 8038, IC 741, IC 7400, transistors, UJTs etc. for generating accurate square waves, triangle waves, and sinewaves through easy switch operations. 1) Using IC 4049 Using only one low-cost CMOS IC 4049 and a handful […]

Filed Under: Meters and Testers Tagged With: Diagrams, Explained, function, Generator, Useful

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