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Simple Inverters 12V to 220V , comparision, testing, and real characteristics

Simple Inverters 12V to 220V , comparision, testing, and real characteristics

Two of the simplest ways to make a 12V to 220V inverter, one with transistors and the other with Mosfets, and whether it is reasonable to make them.

April 15, 2023 by Mirko Pavleski

The simplest way to make a quality HV (High Voltage) source from a PC power supply

The simplest way to make a quality HV (High Voltage) source from a PC power supply

Usually, for HV experiments is used so-called ZVS driver, but damage to the mosfets often occurs due to its low efficiency. This is simple, compact, easy to make, and stable during long-term operatin HV Source.

February 11, 2023 by Mirko Pavleski

Simplest way to make Induction Heater, Power Supply, and HV Source from CFL Bulb Ballast

Simplest way to make Induction Heater, Power Supply, and HV Source from CFL Bulb Ballast

An interesting project that describes how to make several useful devices using a CFL bulb ballast, with minimal modification.

February 04, 2023 by Mirko Pavleski

DIY Protected Lithium Battery Charger (TP4056)

DIY Protected Lithium Battery Charger (TP4056)

Step-by-Step guide on how Lithium Battery charger circuit works and full assitance for DIY protect charger through USB port.

January 31, 2023 by DIY GUY Chris

How to make Advanced Laboratory Power Supply with RD6006W module, and short Review

How to make Advanced Laboratory Power Supply with RD6006W module, and short Review

In this video I will try to briefly explain how to build a complete device, as well as some of the more important features.

January 28, 2023 by Mirko Pavleski

DIY Simple PCL82 Low Voltage (12V) Tube Amplifier

DIY Simple PCL82 Low Voltage (12V) Tube Amplifier

How to make a very simple single tube amplifier that also works at low voltage and is powered by 12V DC. Also, instead of an output audio transformer, a standard 220V/6V mains transformer is used.

December 24, 2022 by Mirko Pavleski

Trio JR-500S Ham Radio Receiver: a Review

Trio JR-500S Ham Radio Receiver: a Review

My "new" Trio JR-500S Receiver, and some general comparison with a modern SDR receiver.

December 10, 2022 by Mirko Pavleski

Serial Output Tips & Techniques

Serial Output Tips & Techniques

This project demonstrates various ways to output data serially from the GreenPAK devices.

August 03, 2022 by GreenPAK™ Family of Integrated Circuits

Low-Power Button Replacement with Force-Sensitive Resistor

Low-Power Button Replacement with Force-Sensitive Resistor

This project describes how to create a highly reliable, low-power, temperature-stable button function.

June 28, 2022 by GreenPAK™ Family of Integrated Circuits

DIY Induction Heater with Ferrite Core Coil

DIY Induction Heater with Ferrite Core Coil

An electric conductor such as iron container placed in the variable magnetic flux is heated rapidly by induced eddy current.

June 04, 2022 by Mirko Pavleski

DIY Super Simple Sensitive Metal Detector

DIY Super Simple Sensitive Metal Detector

Extremely simple Metal Detector whose making requires only one cheap integrated circuit TL084.

April 30, 2022 by Mirko Pavleski

Balancing Robot, With No Microcontroller

Balancing Robot, With No Microcontroller

A self-balancing robot normally needs a microcontroller. This shows what can be done with a motor and 2 switches.

February 18, 2022 by Tony K

DIY Simple Alpha Radiation Spark Detector (High Voltage)

DIY Simple Alpha Radiation Spark Detector (High Voltage)

A very simple device that can detect Alpha radiation and the presence of Alpha radiation is manifested by small sparks between electrodes

January 15, 2022 by Mirko Pavleski

How to make a simple and inexpensive laboratory power supply

How to make a simple and inexpensive laboratory power supply

I will show you how to make a power supply unit that will cost you less than $ 10 if you have an old power supply from a old laptop

October 20, 2021 by Mirko Pavleski

DIY Plasma Tweeter (speaker)

DIY Plasma Tweeter (speaker)

This project describes the making of an unusual tweeter speaker that is much appreciated in the high-end audio class.

May 15, 2021 by Mirko Pavleski

Basic knowledge of analog switches