Internet 2024, October
All batteries are classified into two types. Primary - used once, and then become unusable. Secondary - charged and used again. There are four types of rechargeable (secondary) batteries, depending on the chemical reagent included in the composition:
If for some reason you decide to change your phone or tablet based on the android operating system to a newer one or just another device of the same system, then you will probably have a question about how to transfer games from one device to another
From the experiences of some motorists who restored old batteries with their own hands, it can be concluded that "aki" that have not been working for a long time can be made to serve for several more seasons. This restoration will significantly save you money on buying a new battery
The Pons disposable electronic cigarette is designed for several smoking “processes”. It is believed to be able to replace a pack of classic cigarettes. Do not rush to throw it away after the battery runs out. Despite the positioning of this cigarette as disposable, it can be charged, thereby saving a certain amount of money
Conventional speakers have poor reproduction of bass frequencies. Therefore, a subwoofer is needed to get the best possible sound quality. There is a large assortment of such devices on store shelves, but not everyone can afford to purchase an active subwoofer
Voice change with the help of computer programs is used in telephone conversations in order to play the interlocutor or hide your real voice. In addition, the voice is altered by professional sound engineers when recording a song to create special effects
Voice is one of the methods for identifying a person. When the interlocutor or listener does not see the person, he can change his voice and become unrecognizable. This is done in various ways, it all depends on what you have at hand. It is necessary - paper, - a computer, - access to the Internet, - helium, - sulfur hexafluoride, - cotton swabs
Sometimes, when watching movies on TV, the sound from the computer speakers may not be enough. This can be fixed by allowing the TV to output sound in addition to the image, using the full power of its speakers. It is necessary Soldering iron, one or two RCA connectors (cinch), one 3
If you want to use your TV as an alternative to your laptop screen, then you will need an additional cable. Its choice depends on the availability of certain connectors on the TV and the video card of the mobile PC. It is necessary - video cable
One of the most common headphone problems is a broken wire at the 3.5mm plug. Due to constant bending, the plastic loses its elasticity and begins to break along with the wires, of which it is insulated. The sound disappears first in one earpiece, and then in the other
The earbuds are designed to provide maximum sound isolation and sound enhancement through special sound sealing technology. Unlike conventional earbuds, these earbuds provide better playback quality, which, however, also depends on the characteristics of the product
Often the malfunction of a device is an annoying little thing. This trifle can be an ordinary break in the connecting wire. Therefore, the performance check of the devices begins with the wires connected to it. It is necessary tester Instructions Step 1 We take a tester
The operation to determine the integrity of the cable cores is called continuity. It is carried out using both combined and specialized devices. Especially convenient among them are those that have sound indication. Instructions Step 1 Use any tester to carry out a continuity test
FM transmitter is a device that helps to read music files from media such as a USB flash drive, SD or MMC card, player or even an external hard drive. The device broadcasts playable files at the selected radio frequency, to which you can tune the car radio or any other gadget with an FM receiver
A Nokia mobile phone equipped with a memory card can save photos, voice recorders, downloaded files and applications both to it and to the internal memory. The latter is undesirable, since the volume of the built-in memory is rather small, and in case of wear it cannot be replaced
If you are tired of the noise your neighbors' radio makes, or you want your child to turn off the radio and sit down to do their homework, you should drown out or reduce signal reception. The person will turn off the receiver himself. Instructions Step 1 Take the KR555LA3 microcircuit and solder the signal jammer using a soldering iron, tin and solder on it
There are several ways to connect your phone to your vehicle. This is usually done so that the driver can manage calls without being distracted from driving, and some also connect their phones to the radio to play music. It is necessary - Audio cable
The transmitter is a special device that generates radio waves in the FM band. It is able to expand the capabilities of your car's original audio system, which does not support audio playback from digital media. It is necessary - gps navigator with transmitter
Before embarking on such a responsible matter as removing the back cover from an iPhone, it is advisable to first familiarize yourself with some recommendations. After all, an iPhone is a rather expensive and high-tech device, so any manipulations with it should be approached responsibly
Stores provide a wide range of cell phones. All of them differ not only in appearance, but also in their inner content. The choice of a mobile device must be approached correctly: the device must meet the needs. Technologies are constantly evolving, so every year it becomes more difficult to choose equipment
In the event of a lost or damaged remote control, the Vivanco universal remote control comes to the rescue, which will fit almost any device. For correct operation of the universal remote control, you just need to configure the device properly
Rechargeable batteries are more expensive than ordinary alkaline ones, but they have a much higher energy capacity, so the operating time with them is several hours, or even days. In addition, the batteries are configured to be recharged and reused many times
The capacity of a battery or accumulator is called the amount of electricity in them (charge Q). Typically, capacitance is measured in the following units: ampere-hour or milliampere-hour. So, a battery with a capacity of 1000 milliamperes-hour can provide a current of 1000 milliamperes for an hour or a current of 100 milliamps for 10 hours
To receive a high-quality TV signal, you need to connect the TV antenna to the TV. You can connect the cable to the TV receiver using a special antenna plug. It is necessary - nippers; - knife; - F-connector. Instructions Step 1 Purchase and prepare the necessary tools and connectors to connect to a television receiver
The method of connecting the television coaxial cable to the plug depends on the design of the latter. Some plugs are soldered, others are screwed. Instructions Step 1 If it is possible to choose a plug when purchasing, give preference to one that does not require soldering
Many system administrators are familiar with the problem of lack of one or more network interfaces. There are several ways to solve it: create subinterfaces, use 802.1Q VLANs, or purchase a managed switch. But you can make a “splitter” with your own hands
The popularity of bluetooth headphones lies in their ease of use and practical versatility. To start using them, you need to connect to the phone. Instructions Step 1 First, activate bluetooth on both devices. To turn on bluetooth on the headphones, hold down the power button for about 8-10 seconds
To connect to the Internet using a telephone line rather than broadband, you need a DSL modem or router. If you need to connect multiple computers or laptops, then use a multi-port router. It is necessary - DSL router. Instructions Step 1 Find the right router for your devices
Many modern video cards from Nvidia have a TV-out connector for connecting to a TV. Sometimes the connector used by the video card does not match the connector on the TV, making it difficult to connect. However, Nvidia usually comes with special adapters
An RJ-45 (Cat.5e) standard Ethernet wall socket allows you to quickly disconnect a computer from the local network, move it to another room and connect there. In design, it is close to the telephone socket of the RJ-11 standard, but has more contacts
The rule "the best amplifier is a good antenna" is remembered when it comes to transmitters. But it is also true for receivers. Even a very sensitive receiver is unlikely to catch a low-power remote station without a good antenna. Instructions Step 1 If the FM receiver is equipped with a telescopic antenna, and its capabilities are not enough, take a piece of insulated wire two meters long, strip it about 5 mm from one side, tin and solder to the croc
If your mobile phone is equipped with a video camera with a resolution of more than 0.3 megapixels, then such a camera can be used to create video conferences on the Internet. When the phone is fully equipped, including a USB cable, it is possible to connect the phone to a computer in order to use it as a webcam
Quite often people buy joysticks for laptops and computers for entertainment. It is needed for a comfortable game. However, many can simply purchase such a thing, but not everyone can configure it correctly. Instructions Step 1 The analog aircraft type joystick is very popular
Using wireless headphones allows you to watch TV without disturbing others. This is very important for small apartments or those families with small children. To use these headphones, you need to configure them. Instructions Step 1 Connect the micro transmitter to a power source
The mobile phone has become an essential attribute of every person. The possibilities of its application are expanding with the release of each new model - now it is not just a phone, but a multifunctional device. With it, you can listen to music, watch videos, play games, go online and even work
Today information technologies are developing at great speed. As practice shows, the charging of modern phones often breaks down, and the question of buying a new one arises. Many wondered - how to charge the phone through a computer? This problem can be solved in simple ways
The 3G modem, which is connected to the USB port of the computer, provides high speed data transfer only when the signal is confidently received. Since it moves in space with the laptop, this condition is not always met. Instructions Step 1 Find out which operator's signal is best received at the location of the modem
The picture quality on the TV screen depends on the antenna used. Follow the guidelines to help you choose the right version of this device for you. It is necessary - antenna amplifier and power supply unit for it; - antenna splitter
Connecting two video cards is a simple process, but it requires knowledge of all the nuances of connecting two cards into one. To get a "double portion" of the power of a video card, it is necessary to take into account all the subtleties of working with them, otherwise the desired result will not be obtained, and the second card in the system will be just a side element
Using the headset with a mobile phone is extremely convenient, especially while driving, as it allows you to completely free your hands, and sometimes not to take the handset out of your pocket at all, using the call accept button on the headset itself