The sensing device is a MEMS microphone that outputs a pulse density modulated (PDM) signal. There are chips available to directly interface such a microphone to a USB port, but [Mahesh] found ...

If you’ve ever wondered what lies beneath the barely visible hole in the can of a MEMS microphone, you’re in luck, because [Zach Tong] has a $10 pair of earbuds to sacrifice for the cause and ...

Inc. MEMS microphone business. No other Bosch MEMS entities are included in this market exploration. Based in Pittsburgh, PA (USA), Akustica designs, develops and markets MEMS microphones products ...