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How to Build a Wireless Speaker Circuit

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

2 Transmitter 2

So in this article, we are discussing one super simple kind of circuit which is actually a wireless speaker system. We can use this for playing high quality music wirelessly […]

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

Make this Transformerless Relay Driver Stage

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

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So in this post we are going to see one kind of improved transformerless power supply circuit design, that is having two important stages. First part is a good regulated […]

Filed Under: Power supply Tagged With: Driver, Relay, Stage, Transformerless

Connecting 7812, 7805 Voltage Regulators in Parallel for High Current

Last Updated on June 13, 2025 by Admin Leave a Comment

78XXinparallelforhighercurrent

In this post we try to understand how we can connect some famous voltage regulator ICs like 7812, 7805, etc. in parallel way so that we can get more current […]

Filed Under: Power supply Tagged With: 7805, 7812, Connecting, Parallel, Regulators, voltage

Build this Car Radiator Hot Indicator Circuit

Last Updated on June 7, 2025 by Admin Leave a Comment

car radiator indicator circuit 1

Here we are going to see one small but very useful car safety circuit which is actually made for warning the car driver much before the radiator gets overheated. That […]

Filed Under: Car and Motorcycle Projects, Indicators Tagged With: Build, Car, Hot, Indicator, Radiator

How to Convert 1.5V to 12V DC using 2 Transistor Circuit

Last Updated on June 7, 2025 by Admin Leave a Comment

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So here in this post we are going to see how we can make one small 1.5V to 12V converter circuit using just two common transistors and one cheap coil. […]

Filed Under: Power supply Tagged With: 12V, Convert, DC, Transistor

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

Last Updated on May 14, 2025 by Admin 2 Comments

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

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