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Before the invention of microelectromechanical system (MEMS) microphones, almost all microphones in cell phones and other electronics were a type of condenser microphone called the electret microphone. The fact that …read more Continue reading Low-Cost Electret Microphone Preamplifiers
Guiding lasers where they need to go is a key part of optics systems, and now engineers at DESY have developed a way to bend laser beams without anything touching them. The light is deflected using an invisible grating made of air shaped by acoustics.C… Continue reading “Invisible grating” bends laser using just air and sound
When it comes to wired and wireless headphones, different users have different choices and reviews. Some like to use wired headphones, whereas some like to use wireless ones. Hence, it creates confusion when it comes to buying new headphones. In this a… Continue reading Wired Vs Wireless Headphones: Which is better?
Handsfree Telephony is a feature on Windows computers that allows users to make and receive phone calls by connecting a Bluetooth audio device to their computers. To use this feature, the Bluetooth audio device should support the Handsfree feature. Thi… Continue reading Enable or disable Handsfree Telephony in Windows 11
When looking the modify a passenger vehicle, the Controller Area Network (CAN) bus is a pretty easy target. In modern vehicles it has access to most of the on-board systems …read more Continue reading Get MOST Into Your Pi
You can enhance your music experience by boosting the bass for your audio device. But if you are getting no bass from your audio device or find no bass boost option in Windows 11, this article will help you. No Bass Boost option in Windows 11 If you fi… Continue reading No Bass Boost option in Windows 11
Some users experienced sound issues after connecting their laptop to their TV with an HDMI cable. According to them, instead of getting the sound output from the TV, they received the sound output from their laptop. This article discusses what you can … Continue reading No sound when computer is connected to TV with HDMI cable
In a way, an e-paper display makes an excellent foundation for a reprogrammable RFID card. The display only needs power during a refresh, and 125 kHz RFID tags are passive …read more Continue reading RFID Emulator + E-paper Badge Can be Programmed With Sound
The range of human hearing goes up to about 20 kilohertz, which is fine for our purposes, but is pretty poor compared to plenty of other animal species. Dogs famously …read more Continue reading Listening to Bats As They Search For Food
When it comes to mechanical keyboards, there’s no end to the amount of customization that can be done. The size and layout of the keyboard is the first thing to …read more Continue reading Taking Mechanical Keyboard Sounds to the Next Level