Computer homemade products. Page 3

The human eye does not see the entire spectrum of light radiation, and almost everyone knows this. As soon as you go beyond the limits of red or violet, the sensitivity of the eye immediately drops to zero. But not all creatures on our planet do not see in

A can of compressed air is used to blow dust and dirt out of hard-to-reach places with a directed flow. It is used to clean various boards, keyboards, fans, etc. Such a can is a necessary thing, but its cost is clearly overpriced. Due to this

Modern microelectronics has made great strides in the miniaturization of transistor elements. Processors and chips in laptops contain millions of microscopic transistors, each of which conducts a certain electrical

Old photographic films are like a suitcase without a handle - it’s inconvenient to carry and it’s a shame to throw it away.You can, of course, take them to any photo studio and print them. But this is long and expensive. Moreover, printing and storing photographs in our digital age is not very

Quite often you can find open Wi-Fi networks with good distribution speeds. However, they have a limited range, which does not allow you to always count on free Internet. This situation can be resolved by using the powerful

Windows provides several tools that let you quickly launch your favorite programs. These are well-known shortcuts placed on the desktop or control panel, commands in the “Run” window and “hot keys” set by

Everyone may encounter a situation where they may need a new phone number to register on a page on a social network or other service, but it is not advisable to indicate your real number. Such situations are not as rare as they might seem.

Only a constant fight against dust allows us to keep our homes in relative order. But there are places in the house where a lot of dust accumulates, and it is impossible, or even prohibited, to remove it with a rag or brush. We're talking about air conditioners.

There are many things you can’t turn your smartphone into now: an oscilloscope, an audio frequency generator, and a universal remote control... Everything can be achieved by simply installing software. This article will discuss how to turn a smartphone into

Encrypting a file or folder is the preferred security method because only you will have access to the data. The encryption method remains the same as in previous versions of Windows, but if you have not had to encrypt data before

Now all Android smartphones are required to be linked to a Google account. And this is great, because with this account you can control your phone remotely. You can block it, erase all data, and much more.

No matter what anyone says, there will be no escape from magnetic hard drives (HDD) for a long time. Most modern computers are now sold with two disks: a solid-state one for system speed and a classic magnetic one for storage.

A good oscilloscope is too expensive equipment for the average radio amateur, for whom soldering microcircuits and repairing electronics is just a hobby. If it is necessary to monitor electrical signals without obtaining ultra-precise

The laptop lay idle for some time and after turning it on the battery refused to charge - a situation, I think, that is familiar to many. There may be other reasons and cases as a result of which the built-in battery fails to operate.

Hi all! Today I want to tell you how to make a USB extension cable from twisted pair wire. The length of such an extension cord can reach 50 meters, in my case it is 15 meters. You can connect any USB device to it.

I want to tell you how to make a Wi-Fi antenna from a cheap Chinese adapter. I bought this adapter for about two dollars. Using this device, I made a so-called Kharchenko directional antenna to improve reception and transmission

Copy text and paste it into a message - what could be easier? Every smartphone owner knows how to perform this simple operation in a browser or document. Let's make it more difficult. Let's say you need to send an excerpt to another user

There definitely and inevitably comes a time when you begin to realize that your “family member” - a laptop (netbook) has become too noisy and unusually hot. And in general - somehow he began to fulfill his duties “wrongly”.

Anyone who has ever disassembled a computer hard drive knows that it contains a pair of excellent and strong neodymium magnets.They are very good to use for your various crafts. But the fact is that these magnets are tightly glued to a piece of metal. And just

During construction or renovation, it happens that we do not always know how to correctly calculate the quantity and consumption of building materials. It may happen that upon completion of the repair there may be a slight shortage of one or another material. Some citizens are like this

In spacious rooms with partitions and ceilings, problems arise with the propagation of the Wi-Fi pulse, and in such places there may be areas not covered by the Router’s signal. Its passage is hampered by thick wall partitions and interfloor

Living far from mobile operator towers, there are problems with coverage. The available signal does not even allow making calls, let alone receiving 3G and 4G Internet. Such problems are easily solved if you assemble a powerful antenna. This can be done on the cheap.

In modern times, we have more and more electronic devices. Smartphones, tablets, smart watches, MP-3 players. Charging them at the same time sometimes becomes a task. You can, of course, take an extension cord for a certain number of sockets and organize

In older computers, operating noise increases, which is associated with the grinding noise of the cooler bearing. This is an elementary problem that can be solved without replacing it with regular lubricant - which is what I will do.