Microphone Preamplifier – Sound Sensor
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Microphone Preamplifier – Sound Sensor

This is an easy to construct dual-stage microphone pre-amplifier. The project can be used as a sound sensor or microphone pre-amplifier. The 1st op-amp pre-amplify the very low-level signal coming from the condenser microphone and 2nd op-amp provides more boost to the audio signal. The...

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TDK launches 3 new MEMS microphones for mobile, IoT and other consumer devices
Sensor

TDK launches 3 new MEMS microphones for mobile, IoT and other consumer devices

TDK Corporation introduces three new MEMS microphones as part of the SmartSound™ family of products for mobile, IoT and other consumer devices. Each of these high-performance microphones push the boundaries of microphone acoustic performance, providing advanced feature sets with...

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I2S USB Microphone using STM32 and MEMS Microphone
USB

I2S USB Microphone using STM32 and MEMS Microphone

Virtual desktops are used extensively in the IT sector currently due to the COVID-19 pandemic. This set-up allows the employees to work remotely and is convenient. Virtual desktops are preconfigured images of operating systems and applications in which the desktop environment is...

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Piezo contact microphone picks up voice through bone
Sensor

Piezo contact microphone picks up voice through bone

Vesper of Massachusetts is claiming high fidelity for a MEMs piezo microphone that picks up the vibration of the user’s voice through the skull. Inside are the mems, an amplifier, and a power regulator. Called VA1200, the company describes it as “the world’s first analogue...

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Knowles IA611 SmartMic Voice Wake Audio Processor
Sensor

Knowles IA611 SmartMic Voice Wake Audio Processor

Knowles IA611 SmartMic Voice Wake Audio Processor features an “always-on” Processor providing a Voice Wake and Voice ID keyword detector, a two-second buffer, and Knowles’ proven high performance acoustic SiSonic™ MEMS microphone technology in a single, miniature, top-port...

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Reality AI’s Automotive SWS features Sound-based Detection
AI

Reality AI’s Automotive SWS features Sound-based Detection

Detection through cameras and lidar could be efficient but it has some drawbacks. As it requires visibility of the object within its range, thus detection is difficult for invisible and hidden objects. Radar could be an ideal choice for overcoming these drawbacks but it struggles with...

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IMP23ABSU – Analog bottom port microphone with frequency response up to 80kHz
Sensor

IMP23ABSU – Analog bottom port microphone with frequency response up to 80kHz

IMP23ABSU - Analog bottom port microphone with frequency response up to 80kHz for Ultrasound analysis and Predictive Maintenance applications The IMP23ABSU is a compact, low-power microphone built with a capacitive sensing element and an IC interface. The sensing element, capable of...

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MP23DB01HP – MEMS audio sensor multi performance mode digital microphone
Sensor

MP23DB01HP – MEMS audio sensor multi performance mode digital microphone

The MP23DB01HP is an ultra-compact, low-power, omnidirectional, digital MEMS microphone built with a capacitive sensing element and an IC interface with stereo operation capability. The sensing element, capable of detecting acoustic waves, is manufactured using a specialized silicon...

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