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Reed switch is a sealed contact, which begins to pass an electric current when exposed to a magnetic field. There are different types of reed switches, but we will consider the most common, with

Now we will talk about a rather popular step-down converter based on the LM2596 chip. The Chinese sell ready-made fees for a penny, while they have a very good weekend

With high-quality brazing, a prerequisite is the use of a flux, which effectively removes oxides from the surface of tracks and component leads, reduces the surface tension, and

Now, with the advent of specialized microcircuits, voltage converters have become very effective and have minimal energy loss when converting one voltage value to another. Now

This compact cylindrical converter is capable of delivering up to 400 kV. It can be taken as the basis of a shock device to scare away dogs .. or people! Also based on this module it is possible

If you want to make a small decorative fountain and, for example, put it on a table to enjoy the murmur of water, then you need a water pump. This little white pump is leisurely

friends, when designing, developing and implementing a variety of schemes for chargers or power supplies, they constantly face an important factor - visual control over the weekend

Today we will consider the electromagnetic lock presented in the AliExpress store. The electromagnetic lock operates on a direct current voltage of 12 V. The wire length is 2.5 cm. The lock is connected very

We all know such a device as an electromagnetic relay, it is used where it is necessary to control a large load with a small input current. But, like all relay mechanisms, it doesn’t last forever and

Those who often use measuring devices face such a problem as the temporary connection of the leads, for example, a multimeter with wires or just the leads of electronic components. A business

You can assemble a simple and at the same time a good doorbell with your own hands. For a very small price, the seller offers a complete designer kit for self-assembly of a sound generator

Nichrome is used for the manufacture of all kinds of heating elements, as it has a high resistivity, due to the fact that it is an alloy and consists of several specially

Everyone who is engaged in electronics is faced with such a problem as the dismantling of soldered discrete elements, multi-output microcircuits are especially difficult to give. The fact is that they cannot be overheated, but

One of the most important and necessary tools of each master is a drill, without it anywhere. On Aliexpress, an excellent mini drill with good features is presented. In this model