Electronics

You can hear a bat if you transfer a small fragment of the ultrasound spectrum into the audible range according to the principle of a direct conversion receiver. This phrase seems incomprehensible, but work

An interesting device was invented and manufactured by the Master, this is an apparatus for bending wire of any shape. Making springs is one of its features. This machine is capable of bending 0.8 /

Hello, dear authors, journalists, readers! In this article, I will tell you how I made an extremely simple but effective device for scaring away alcoholics, drug addicts, thieves and others

I have already translated an article on an input selector designed to alternately connect different signal sources to a single amplifier. But there are output selectors that allow you to connect to

Hello, dear readers and residents of our site! In this article, the author of the DIY Creators YouTube channel will tell you how to make a simple standalone alarm system that responds to opening a window or

The author of Instructables under the nickname llaven has accumulated quite a few boards with dynamic heads from radios: Here is one of these kits: The master decides to place it in a wooden case with

- Circuit on lamps or transistors? - On the nails. One type of breadboard is called breadboard, which is strange at first glance, because such a board does not look like a cutting board. And the thing is

The light doorbell is convenient for the deaf, in noisy rooms, and also vice versa, when silence is required. The author of Instructables under the nickname DIY Hacks and How Tos developed a rather successful design

From this article, you will learn not only how to create simple wooden LED panels of various shapes, but also how to design a low-voltage lighting system with touch

The author of Instructables under the nickname randofo used the switch of peripheral devices connected to the same COM port for its intended purpose. With the advent of USB shift

A foam cutter is a great tool for making parts for aircraft. This machine allows you to accurately cut any shape of the aerodynamic profile according to CAD. The machine has

Attentive readers noticed that in the articles of the author Instructables under the nickname WilkoL about the tuning fork generator and a clock with its use, only one frequency meter is shown, and in the article about the generator with

Greetings, the inhabitants of our site! From this manual you will learn how to assemble a switching power supply with your own hands, which can be used for almost any task. The author of this homemade product is

Hello, dear readers and residents of our site! I am sure that you all love unusual, and sometimes incomprehensible things at first sight. In this article, the do-it-yourself YouTube channel author will tell you