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Simple antenna amplifier

The more I learn about the modern elemental base, the more I am surprised at how easy it is now to make electronic devices that you could only dream of before. For example, the antenna amplifier in question has an operating frequency range from 50 MHz to 4000 MHz. Yes, almost 4 GHz! At the time of my youth, one could just dream of such a thing, and now such an amplifier on a tiny microcircuit can even be assembled by a novice radio amateur.

Infrared barrier

As you know, in addition to the visible light spectrum, there is also infrared radiation, which is not perceived by the human eye. It is often used in remote controls to transmit various commands. An interesting fact is that in order to "see" infrared light, it is enough to point the lens of the digital camera at the IR emitter of the remote control and press the keys on it.

Adapter socket - cartridge

A simple adapter from the bulb holder to the socket can be useful in public places where there are no stationary sockets for connecting electrical appliances, but there are only lamps with bulbs. It can be your porch, basement, etc. There are times when you need to use a power tool in these places, and there is nowhere to power it.

Liquid wallpaper in a modern interior

How would you like to return home to find yourself in a cozy and warm room away from noisy streets. Thanks to liquid wallpaper, achieving such perfection is quite simple. This wallpaper has significant advantages over other types of wallpaper. They perfectly absorb sound, hide the unevenness of walls and ceilings, and have high thermal insulation.

Do-it-yourself simple collapsible barbecue made of metal

If you occasionally go out with friends to the countryside outside the city to relax in the fresh air and fry barbecue, then a collapsible barbecue grill will definitely not hurt you. And you can do it yourself. The design of the barbecue will be partially collapsible - only the legs will be removable. The main barbecue box is made of sheet metal with a thickness of 2 mm.

Popular Posts

How to remove a greasy stain from clothes while relaxing at sea

At home, not only walls help, but also a washing machine, soap, brushes, sponges, powders, chemical degreasers. However, sometimes troubles with clothes happen when a person is separated from the usual household goods for many kilometers. For example, while in a seaside resort, he can drop ice cream on his shirt or spill broth on it at dinner.

Do-it-yourself scissors

Many cat lovers are faced with the fact that their pets sharpen their claws on furniture, which is why it loses its appearance. Since cats have such a need, the best solution would be to purchase a special claw point. It can be bought at pet stores, but if you do it yourself, you can save a lot of money.

DIY Helicopter Toy

An old familiar propeller with a launch from a rope in a new version. In this craft, even the screw is made independently, the starter housing is made of wire and wood, plastic is used for the screw. It is better to prepare more helicopters, it is not known where they land at the next launch. If you position the blades at the right angle, the lift will be greater and the flight more epic.

Homemade gun for plastic ties made from scraps of metal

With the help of this device you can not only accelerate, but also improve the quality of installation of plastic ties. Moreover, when the required tightening force is reached, the gun automatically cuts off the “tail” of the screed. It is very convenient and practical, especially if you have to work with plastic screeds constantly.

Baby elephant

Funny, cute toy elephant calf will appeal to everyone! A small, bright, funny miracle will bring a lot of joy to the kids. Well, who would not be pleased to have such a cute animal that can be easily put in your pocket, hidden in your purse or even used as a keychain! Such a toy can also be a great gift, which will be especially appreciated, as it will be made with your own hands, and therefore unique and unique!

Beach tunic

In the arsenal of almost any modern fashionista, there should be at least one beach tunic. But what if the tunics offered in stores do not suit you in color or do not like the material? Do not despair, in this master class we will show how you can easily and simply sew a tunic yourself. The whole process will take you no more than 15 minutes, and the result will please you more than one summer season.

Lava lamp

To make the lamp you will need: a glass cylindrical vessel with a well-fitting lid; base material (wood, metal, plastic); light bulb holder; bulb of 25 W; Castor oil; a dye that is soluble in fats and insoluble in water and alcohol (you can try oil art paints); alcohol (90-96 degrees).

Do-it-yourself universal bearing puller

It is not so easy to remove bearings from the shaft, and even more so - to press them out of a blind landing at home. However, for this you can make a homemade universal puller for bearings. Of the basic materials, two pieces of pipe, an anchor bolt, and ordinary bolts with nuts will be needed. To make this puller, you need to find two pieces of pipe of different diameters (the point here is that one pipe freely fits into the other).

Brooch "Doggie" from wool

Who doesn't like dogs? These curious cute creatures leave few indifferent. They impress with their simplicity and devotion. A puppy in the house is always a joy. Each owner seeks to perpetuate the image of his pet in a photo or video. However, there are other options, for example, a brooch with an image of a pet.

How to find your favorite song on the Internet

How do I recognize a song that I’ve heard on the radio, included in a selection of unwritten tracks on YouTube, that I’ve heard in movies or videos to add this song to my playlist? How can I find out what kind of songs are stored on my computer under the names Track№ or with names in the form of a mess of characters to get acquainted with other compositions of their artists?

Bending stamp for a homemade press from a jack

For smooth, accurate bending of metal workpieces, a bending press is required. This is expensive equipment, the purchase of which is only suitable for professional activities. To solve amateur tasks, the press can be made with your own hands. However, besides him, you need to prepare a special stamp.

Mount for a small grinder from a pillow from the engine

Many devices have been invented to facilitate the holding of a power tool in hands. There are complex designs, there are simpler ones. So we will make one such quite simple for a small grinder - a mount from a pillow from a car engine. To make this design, you need to take: a "pillow" from the engine of the car, two large corners and one small, large clamp, thick spring, different bolts, washers, nuts, a section of a profile pipe 20 * 20 mm.