ApplePi DAC Audio HAT Add-on For The Raspberry Pi Features 24-bit DAC And A 128dB SNR
AudioRaspberry Pi

ApplePi DAC Audio HAT Add-on For The Raspberry Pi Features 24-bit DAC And A 128dB SNR

Orchard Audio quickly exceeded its $5K Kickstarter goal for its ApplePi DAC HAT board, which it is promoted as “the most advanced and highest performance sound card hat for the Raspberry Pi.” You can order the add-on board from May 13 starting at $175. Options include a $5...

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Nui – IR Volume Controller
Audio

Nui – IR Volume Controller

Alvaro Prieto made an IR volume controller and wrote a post on his blog detailing its assembly: Nui is an IR controlled volume controller for analog audio. It sits between your audio source and speakers and can amplify or reduce the volume using IR commands (and eventually BLE). Why do...

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MEMS technology shrinks loudspeakers
Audio

MEMS technology shrinks loudspeakers

Miniature MEMS-based speakers could revolutionize speech and music reproduction in mobile communication devices. They combine the advantages of a large frequency bandwidth and high acoustic quality with the ability to generate very high sound levels. Nevertheless, they are so tiny that...

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Low Cost/Voltage 3W Class-D Stereo Audio Amplifier for Portable Gadgets
Audio

Low Cost/Voltage 3W Class-D Stereo Audio Amplifier for Portable Gadgets

This low cost low voltage 3W class-D stereo amplifier is based on PAM8403 IC, The PAM8403 is a 3W, class-D audio amplifier. It offers low THD+N, allowing it to achieve high-quality sound reproduction. The new filter-less architecture allows the device to drive the speaker directly,...

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Adafruit Feather 328P – Arduino Uno on the Feather Family
Audio

Adafruit Feather 328P – Arduino Uno on the Feather Family

Adafruit Feather 328P is the latest addition to the ever-expanding feather family boards manufactured by Adafruit. The Adafruit Feather development boards are a set of development boards made by Adafruit that can either be standalone, stackable or both. The feather boards all includes a...

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World’s Smallest MEMS Micro-Loudspeaker Saves 80 Percent More Energy
AudioParts

World’s Smallest MEMS Micro-Loudspeaker Saves 80 Percent More Energy

STMicroelectronics along with the audio company USound has created the first MEMS (Micro ElectroMechnical Systems) micro-loudspeaker based on semiconductors. It’s the smallest loudspeaker in the world, but it can produce a powerful noise. MEMS makes it possible. The speakers are...

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The Little Buddy Talker – Arduino Compatible Speech Chip Set
ArduinoAudio

The Little Buddy Talker – Arduino Compatible Speech Chip Set

Small, versatile, fun, and inexpensive! Use the 254 word library to bring speech to your Arduino projects! Speak, Arduino, Speak! About a year ago, I designed an Arduino shield that allowed for you to add voice to your electronic designs.  I've since been able to minimise that design...

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XMOS VocalFusion- Background Noise Not a Problem Anymore
AudioIC

XMOS VocalFusion- Background Noise Not a Problem Anymore

  XMOS is one of the many companies that has ventured in voice recognition technology. They created the VocalFusion XVF3500 device, the first voice processor to have true stereo-AEC support in a far-field linear microphone array solution. Voice recognition is a relatively new...

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