Do it yourself - with your own hands. Page 79

Master classes:

DIY rosary from disposable tableware

It all started with the fact that I wanted rosary beads for my car, but I didn’t want to buy ones that were the same type or not very attractive. And I remembered how, probably in 2013, an acquaintance gave me small flip-over rosary beads. And he told their story that they were from Butyrka, and

How to repair and convert a glue gun from 220 V to 12 V

Hot-melt adhesive has been widely used for quite some time and has become almost indispensable both among DIYers and needlewomen, and in everyday life in general. It is easy to apply to surfaces, has good adhesion, comes in different colors, creates enough

Welding generator from a lawn mower engine

Welding work has to be carried out not only in the workshop, but also far beyond the reach of the extension cord from the outlet. In order not to depend on the electrical network, it is worth making a welding generator. You can cook with it either in the field or in the forest.

How to change a micro USB connector with a soldering iron without a hair dryer

In phone repair service centers, micro-USB connectors are replaced with a soldering hair dryer. This is the most suitable tool for this type of work.If you decide to replace it yourself, then most likely you only have a regular one.

DIY long-range WiFi antenna made from PVC pipe

Almost every city has free public WiFi networks; in addition, not all users set a password on their routers. This allows you to use free Internet if you are close to the distribution. Making a YAGI antenna

How to make a puller for “blind” bearings from an anchor with a reverse hammer

To remove pressed-in bearings with a loose inner race, you can use a puller with a reverse hammer. It is many times easier to manufacture than any other designs. Its assembly will take no more than 20 minutes, of course if they are in stock

9 useful homemade products from a smartphone

A smart cell phone or smartphone combines much more advanced functions than you might guess. This microcomputer can be used as a measuring center; it can replace about 10 measuring instruments or more. That's just

How to sharpen a ceramic knife at home

When purchasing ceramic knives, you must understand that sooner or later they will also require sharpening, just like regular metal knives. Advice! If you decide to use ceramic knives, don’t skimp on buying them. Of course, I want to buy a whole one

DIY mini water cooling system

To reduce the heat on your computer's CPU, you can switch from air to liquid cooling. Usually such an upgrade is accompanied by large costs.If you choose components wisely, then it is quite possible to assemble a budget mini system.

How to make eternal water-repellent impregnation for wood, fabric, leather

To protect absorbent surfaces from water, waterproofing impregnations are used. These are quite expensive compounds, and besides, they cannot be found in every hardware or construction store. In order not to overpay for waterproofing and not to look for

Chicken breast pastrami: a healthy replacement for store-bought sausage in an hour of active cooking

This dish is interpreted from Moldavian and Romanian cuisine, and is an excellent substitute if for some reason it is not possible to include other types of meat in the diet.

How to make a tool for marking any pipes before cutting

Mark the pipes according to length for cutting long enough. If you have to do this often, preparing parts of the same type, then it is better to use a template. It is very easy to manufacture and is made from available materials.

5 tips that will prevent your seams from exploding

It is very disappointing if rolled up cans inflate and explode. The reason for this is a violation of canning technology. Let's look at 5 tips that, if followed, will eliminate such troubles.

How to easily desolder any multi-legged part using a wire

This life hack for desoldering multi-pin microcircuits and parts is distinguished by the fact that it does not require special equipment, or indeed scarce devices. All you need is a thick stranded wire or braid from a shielded cable.

Top 5 unusual ways to use tea leaves in caring for indoor and garden plants

In recent years, ecological fertilizer has become increasingly popular, that is, the use of old, proven and, above all, much safer methods of fertilizing. We have many opportunities and natural resources at our disposal,

How to make a proximity-obstacle sensor

This obstacle (proximity) sensor consists entirely of accessible parts, with a minimum number of them. It has high, adjustable sensitivity and is able to detect an object at a distance of up to 0.5 meters. May be useful for various

How to check the accuracy of a multimeter and why electronics at home need an AD584 reference voltage source

Let's start with the fact that it is simply impossible to test a multimeter at home without special equipment. But as always, the great and mighty AliExpress comes to the rescue. You can order on it for not very much money (about 400-500 rubles)

How to make a liquid diode from a spoon, water and soda

If you connect a DC electric motor to a step-down transformer that converts 220V from an outlet into 12V AC voltage, then the rotor does not rotate normally. It just vibrates but doesn't turn. To

Top 8 natural root stimulants

To speed up root formation and improve plant survival, many professionals and amateur gardeners use chemical rooting agents. However, if you are against the use of any substances other than natural ones, then you can use the gifts

How to make a display backlight for a Chinese multimeter

This Chinese multimeter is one of the most common. It is absolutely enough for home use and is quite inexpensive. And even breaking it or losing it for such a price is not a pity. The multimeter has everything you need

How to protect parts from corrosion using an old plane as an example

The dark oxide layer in many cases protects the steel from rust better than paint. Firstly, it wears less, and secondly, it is not afraid of heating. Burnishing or oxidation is an affordable technology that can be repeated at home.

How to perform a full check of the rotor and stator with a multimeter using an angle grinder as an example

If the motor of a power tool burns out, then to repair it it is necessary to determine what is shorted - the rotor or the stator. This can be done with a multimeter. Checking with it is the most accessible method, since the private has no other equipment.

Homemade hard cheese in half an hour

It is a pity that hard cheese manufacturers add vegetable fats and harmful additives to them. In order not to risk running into counterfeit cheese when buying cheese, it is better to prepare it at home. Take 30 minutes and you can get a natural product with

How to use PET bottles to grow a supply of spinach for the whole year in a month and a half

Small plots in the suburbs have very little usable space to plant whatever you want. If you don’t have enough beds, then a lot can be grown on a portable stand under bottles, which is installed in any sunny place. This