Hi-Tech 2024, September

Tablets are newcomers to the mobile market and are gaining in popularity every day, winning over consumers from other portable devices such as laptops. Tablets have a number of advantages over laptops that can play an important role in deciding which device to use

The low-frequency amplifier assembled on an integrated circuit is convenient in that it does not require adjustment after assembly. One of the most common ICs for use in these amplifiers is the LM386. Instructions Step 1 Connect the second and fourth pins of the LM386 microcircuit to the common wire

File access rights regulate the ability to access the required file. Rights 755 allow any user to read and open the executable file. On iPhone, changing access rights is possible only after jailbreak has already been performed using the specialized program iCommander

Often such breakdowns appear in Panasonic landline phones that require access to the device's microcircuit. This is especially true for twin pipes belonging to the same base. Necessary - screwdriver; - not a sharp knife. Instructions Step 1 Review the warranty terms of the agreement issued for your Panasonic telephone set upon purchase

You won't surprise anyone with navigation devices in a modern car. Drivers today can choose a navigator for every taste. However, the device itself is useless if the preinstalled navigation maps are outdated or do not have data on the terrain needed by the driver

A ready-made set for video surveillance, consisting of a camera in a housing and a special monitor, is quite expensive. A miniature "semi-finished" board will help you assemble the camera yourself, and use a regular household TV as a monitor

Recently, a huge number of television programs have appeared on the interference in privacy. Quite often, mobile phones are tapped, and this is done in such a way that the subject of the surveillance does not even suspect about it. Necessary - Mobile phone

Everyone has the right to privacy. However, in our time it is becoming more difficult to preserve them. Wiretapping by outsiders is illegal and punishable by heavy fines or arrest. But if your phone is still tapped, how can you tell? Instructions Step 1 Do not worry

Applying additional skills and abilities, you can add a satellite dish made by yourself using improvised means to the main factory satellite dish in a short time. Necessary Epoxy glue (800 g), sheets of paper, rough cloth, cooking foil, plastic water pipe, self-tapping screws, old satellite dish Instructions Step 1 Dismantle the factory satellite dish, lay down and secure it

The time has come when CDs and DVDs completely superseded the once familiar VHS videotapes. Typically, DVD players are an integral part of any home or apartment. The popularity of these devices has caused high image quality and a sharp drop in prices over the years

As you know, fashion periodically returns, be it clothing, cars or musical instruments. This also affected the vinyl player, which is an indispensable attribute of home audio equipment for every self-respecting music lover. Plus, today many popular musicians and DJs are released on vinyl, so it's time to get your old-fashioned turntables back in

Almost every mobile device has a special mode that starts after a certain amount of time. This mode is called the lock screen. Screen lock Absolutely every mobile device, after a certain time during which this device has not been used in any way, goes into screen lock mode

An emulator is a program that allows you to simulate the operation of a game console on a personal computer or other device. Control sources can be mouse, keyboard or joystick. In this case, the latter must be configured separately. Instructions Step 1 Run the ePSXe software to configure the emulator

Speed up video playback on a PC or improve the quality of video images are often wanted not only by gamers who need good playback to complete quests, but also by users. For example, those who store children's and family videos on their home computer create small clips, etc

A certain category of users prefers to use LCD and plasma TVs instead of the usual monitors. To implement this idea, it is necessary to take into account several important nuances. Necessary video signal transmission cable, adapter

Tricolor is one of the first satellite TV companies in Russia. To become a subscriber of this company, you need to install and configure the appropriate equipment, namely a satellite dish. There are many companies offering satellite dish tuning services, but many users, in order to save money, prefer to do everything with their own hands

A home-made speaker system, if made with high quality, will sound no worse than a factory one, and will cost much less. Its only drawback compared to the purchased one will be its relative bulkiness. Instructions Step 1 Choose any dimensions of the box for a homemade speaker system, the length of each of its sides can be from 250 to 400 millimeters

Let's figure out what is behind the PWM acronym, how it works, what it is for and how we can use it in working with Arduino. Necessary - Arduino; - Light-emitting diode; - 200 Ohm resistor; - computer. Instructions Step 1 Arduino digital pins can only give two values:

A couple of years ago, to pay for the Internet, use a landline phone, replenish an account on a mobile phone and other services, it was necessary to look for special points of acceptance of payments or stand in line at banks and at the post office

Programmers are hardware and software elements that write and read information into a specific read-only memory. They can be purchased at a specialized store or on the radio market, or soldered on your own, which will be much cheaper. Instructions Step 1 Find or design the electronic circuit of the programmer that you need

Mobile phones have become firmly established in the life of every person in a short time. Over the past two decades, the mobile phone has changed dramatically: from an ordinary device for calls, it has turned into a functional device. The telephone is not just a means of communication Modern mobile gadgets can combine different functions - a means of communication, an mp3 player, a camera, a voice recorder, a radio, wi-fi, etc

The official presentation of the iPhone 6 is scheduled for August-September 2014. The exact date of the presentation has not yet been announced. However, this does not prevent the leading Western media from vying with each other to report on certain innovative solutions that will befall the novelty

Restoring the phone's factory settings occurs in several ways - a full recovery using engineering codes and a simple factory reset, which is available from the menu. Instructions Step 1 In order to restore the factory settings of the Nokia n73 phone, open its main menu and go to the control panel

Binoculars are an optical device with a fairly accurate setting. Therefore, falls and sharp blows are contraindicated for him. Even in the presence of a rubberized casing, such treatment can cause a discrepancy in the optical axes of both pipes and, as a result, ghosting of the picture

This guide will help you free up 1-2 gigabytes of free space on your iphone or ipad in a few simple steps. After completing all the operations in this manual, you can not only clear space on your iphone or ipad, but also significantly increase the performance of some applications, as well as the system as a whole

If you neglect to check the iPad before purchasing, then instead of the original gadget from Apple, you can get a low-quality fake. Despite the huge variety of counterfeit devices, it is easy to check if the product you are offered to buy is original

Today's phone market is overwhelmed with counterfeits, which are presented as genuine products. When buying such a gadget, you should take care of the issue of authenticity. There are 2 guaranteed verification methods that are convenient and safe for the verifier

Apple products are very popular and in high demand by consumers. This success is overshadowed by the proliferation of counterfeit devices appearing on store shelves. In order to determine the authenticity of a phone, you need to pay attention to some details

Chinese mobile device manufacturers react instantly to the release of each iPhone model, saturating the market with a whole series of counterfeit devices. As a result, it is sometimes very difficult for an inexperienced buyer to distinguish a fake from an original

Today, many Internet users are switching from the usual listening to radio stations through radio tape recorders and stereos to their analog signal, i.e. using special services in the vastness of the network. In some cases, the radio cannot be listened to in this way, for which there are reasons

Let's figure out how to connect a liquid crystal monochrome display with a resolution of 84x48 pixels from Nokia 5110 to Arduino. Necessary - Arduino; - LCD display for Nokia 5110/3310; - connecting wires. Instructions Step 1 Let's connect the LCD screen from Nokia 5110 to Arduino according to the diagram below

Let's connect a wireless Bluetooth module to the Arduino and learn how to receive data from it and transfer data to it from a computer. Necessary - Arduino; - bluetooth module; - computer; - connecting wires. Instructions Step 1 There are many implementations of Bluetooth modules

If your audio material sounds incorrect and low frequencies prevail in it, hampering all the others, there may be several reasons: incorrect acoustics, audio card settings, or frequency imbalance of the file itself. Necessary Loudspeakers, audio editing software, amplifier

There are three types of models on the laptop market today: netbooks, laptops and ultrabooks. Each variety has specific characteristics ranging from performance to size. But how to distinguish them and which model to choose? The oldest term is laptop

The transforming tablet is a very interesting gadget. It's a cross between a good tablet computer and a netbook, and this device allows you to switch roles. But is such a device really necessary? The greatest advantage of the tablet computer is its unmatched portability

Science is developing at a rapid pace. This is confirmed by incredible technologies, as if descended from the pages of futuristic magazines. What smart gadgets we don't know about yet? Scientists from Singapore have presented a nanodevice that makes reading books easier

Children's smartwatches have appeared relatively recently in the huge market of modern gadgets. Some parents have already appreciated the advantages of this device, while others have just begun to look closely at it. To avoid disappointment in the purchase, you need to seriously approach their choice

One of the most original means of communication on the Internet has become the Zello radio, which provides possibly instant multi-user communication for conference participants who may be located in different parts of the world. Instructions Step 1 The principle of operation of the Zello walkie-talkie is quite simple

Radios are widely used by tourists, hunters, fishermen, athletes, security companies, builders, etc. There is an almost unlimited selection of walkie-talkies and radio stations on the market, from the cheapest models to expensive complexes. Therefore, it is very difficult to choose the right radio that is right for you

"Mayak-240" tape recorders and similar ones have very high quality sound. But since magnetic tape is unpopular today, they are now mainly used to amplify audio from a computer. Instructions Step 1 Take the headphone plug, the ONTs-VG type plug with five contacts, and a cable consisting of two twisted pairs