Sound and Acoustics

Hello, dear Authors, Journalists, Readers! Many modern electronic devices have a non-documented listening function through the built-in microphone. From this unpleasant

Greetings, the inhabitants of our site! Today we have another project from the author of YouTube channel "Radio-Lab" - a sound amplifier, but not quite simple. This amplifier will support Internet radio, streaming

Parents of the author of Instrictables under the nickname isacco in 2009 won the Sony PSP game console at the city festival. Their son was indifferent to games, but decided to act on the principle of "give -

There are friends who consider any hollow object, even, for example, a ball, as a potential column body, imagine how it will look, sound, and if

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

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

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

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

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

Hello, dear readers and residents of our site! Surely many of you love antiques. Especially those that had to be recreated from scratch. In this article, the author of the YouTube channel

Hello, dear readers and residents of our site! In this article, the author of the YouTube channel "NightHawkInLight" will describe the project to create a small pneumatic beep. Elements from which it will be created

If the doorbell informs you that you need to open the door, then the doorbell indicates that it has already been opened. It is used where the door is not locked all day

Hello, dear readers and residents of our site! If you have lost nozzles from soundproofing headphones, or ordinary ones let in too much external noise, do not worry, this is a fixable thing. IN