It all started when a year and a half ago I bought a twelve-inch low-frequency speaker with the goal of assembling a car subwoofer. But I didn’t have enough time, and the speaker ended up in my apartment. AND...

The article is devoted to the modification and restoration of the much-loved amplifier “Radiotekhnika-U-101”, which even now captivates with its attractive appearance. My old dream came true and this...

A screwdriver is one of the most versatile power tools. Many people have seen this from their own experience. However, even such a wonderful tool has its drawbacks. One of them is the charger...

Many people like smooth dimming of the interior lights, but not all cars have this function. In this article I will tell you how to assemble a circuit for smoothly turning off the lights in the cabin with a delay of 3...

The circuit allows you to power small fluorescent lamps (LDLs) up to 20 W from a car battery for up to 60 hours. The current consumed by the circuit is about 0.750A. This diagram...

This project was conceived as a way to test the functionality of a capacitor. I buy a lot of old electronic devices over 25-60 years old and the condition of the electrolytic capacitors varies...

Despite all the variety of car amplifiers, their circuitry is similar. Let's find out how an ordinary car amplifier works. Let's start with the power supply or inverter. The thing is that...

Many modern cars continue to use cassette and CD car radios. They are not highly functional, which is why many car owners change their head units. However,...

When using an electric motor in tools, one of the serious problems is adjusting the speed of their rotation. If the speed is not high enough, then the action of the tool is...

Paradoxical methods of brainwashing used by the media and described by the world famous philosopher Noam Chomsky Avram Noam Chomsky is a philosopher, analyst, writer, clever... In a word, rare...