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DIY 0–300V DC Variable Power Supply – Transformerless Design

Last Updated on May 14, 2025 by Admin Leave a Comment

Mosfet regulator 300v circuit

We Made This Simple Transformerless Power Supply with MOSFET, That Gives 0 to 300V DC and Adjustable Current, But Careful… It is Super Dangerous to touch in uncovered condition…. So […]

Filed Under: Power supply Tagged With: 300V, DC, DIY, Power, Supply, Variable

Build this One Transistor Regulated Power Supply Circuit

Last Updated on March 23, 2025 by Admin Leave a Comment

simplestvariablebenchpowersupplycircuit

So here we are, now we will see a very easy adjustable voltage power supply circuit which also has regulation, and guess what? We only need one transistor for making […]

Filed Under: Power supply Tagged With: Build, One, Power, Regulated, Supply, Transistor

220V Power Supply Circuit using MJE13005 without Transformer

Last Updated on January 28, 2025 by Admin Leave a Comment

transformerlesspowersupplycircuitusingmje13005

The article that you are about to read introduces a really straightforward and uncomplicated circuit for a transformerless power supply that operates on a low current from a 220 V […]

Filed Under: Power supply Tagged With: 220V, MJE13005, Power, Supply, Transformer, Without

High Current Transformerless Power Supply Circuit

Last Updated on January 27, 2025 by Admin Leave a Comment

higcurrenttransformerlesscompactpowersupplycircuit

The transformerless power supply circuit illustrated below can offer large current at any fixed voltage level thanks to its straightforward design. The concept appears to have resolved the issue of […]

Filed Under: Power supply Tagged With: Current, High, Power, Supply, Transformerless

Make this Soft-Start Power Supply for Amplifier Loudspeakers

Last Updated on January 2, 2025 by Admin Leave a Comment

amp power supply slow start

The purpose of the suggested slow-start power supply circuit is to prevent the loudspeaker which is hooked up to the amplifier from producing an unpleasant and loud “thump” sound when […]

Filed Under: Power supply Tagged With: Amplifier, Loudspeakers, Power, Soft, Start, Supply

Simple Power Supply Circuits Explained

Last Updated on December 1, 2024 by Admin Leave a Comment

power2Bsupply2Bcircuit2Busing2Bsingle2Bdiode

Here I will explain you how we can design and build a super simple power supply circuit. We’ll start from the very basics and work our way up to something […]

Filed Under: Power supply Tagged With: Circuits, Explained, Power, Simple, Supply

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