A high-quality car battery cannot be overestimated. However, over time it becomes less capacious and can discharge faster. This process is also influenced by other...

The proposed sine wave test audio generator is based on a Wien bridge, produces very low sine wave distortion and operates in the range from 15 Hz to 22...

The article uses materials from the YouTube channel Soldering Iron TV. In the practice of a radio amateur, there are situations when a frequency generator is needed. So, for example, when setting up a bass amplifier and...

(electronic ballasts) fluorescent lamps burn out. This happens with large fixtures and with compact fluorescent lamps (CFLs), better known as energy-saving lamps. And if burnt electronics...

I think that the advantages of this transformer have already been appreciated by many of those who have ever dealt with the problems of powering various electronic structures. And the advantages of this electronic...

The photo shows a homemade automatic charger for charging 12 V car batteries with a current of up to 8 A, assembled in a housing from a B3-38 millivoltmeter....

A watchdog device using a single transistor is the simplest circuit that even a preschooler can assemble. Your property is often invaded without permission, while you are doing important work?)...

The development of electronics is proceeding at a rapid pace, and increasingly the main element of a device is a microcontroller. It does the main work and frees the designer from...

In modern electrical appliances, fuses are found everywhere, or, to put it scientifically, fuses. They protect the network and the device itself from short circuits...

Most motorists use standard registration plates. They can be easily ordered from the traffic police. But there are also those who use different types. One of these is the state...