Tag: microphone
![Elevate your TinyML Projects with Arduino Nicla Voice Featuring Syntiant NDP120 Elevate your TinyML Projects with Arduino Nicla Voice Featuring Syntiant NDP120](https://www.electronics-lab.com/wp-content/uploads/2023/01/1670930406-nicla_voice_top-bottom21.png)
Elevate your TinyML Projects with Arduino Nicla Voice Featuring Syntiant NDP120
In a world where voice assistants can be activated by just a simple activation voice command line like “Ok Google” or “Alexa”, the importance of vocal input is crucial. Nicla Voice is a development board designed to help developers create and deploy machine learning models on...
Continue Reading![Accurate Acoustic Sensor – Sound Frequency to Voltage Converter Accurate Acoustic Sensor – Sound Frequency to Voltage Converter](https://www.electronics-lab.com/wp-content/uploads/2022/07/001-4.jpg)
Accurate Acoustic Sensor – Sound Frequency to Voltage Converter
The project presented here is a sensitive sound sensor. The circuit converts sound frequency and outputs DC voltage. The board consists of LM358 OPAMP and LM2907 IC. LM358 is used as a dual-stage microphone preamplifier and LM2907 acts as a frequency to voltage converter. The circuit...
Continue Reading![Piezo Element Amplifier for Guitar and Violin Piezo Element Amplifier for Guitar and Violin](https://www.electronics-lab.com/wp-content/uploads/2022/04/003-2.jpg)
Piezo Element Amplifier for Guitar and Violin
The board presented here is a preamplifier for contact microphones that are used for amplifying the sound of musical instruments which do not contain electrical pickups, such as guitar and violins. Most contact microphones use a piezo element to convert vibration in the body of the...
Continue Reading![SparkFun Analog MEMS Microphone Breakout for remote IoT applications SparkFun Analog MEMS Microphone Breakout for remote IoT applications](https://www.electronics-lab.com/wp-content/uploads/2022/05/SparkFun-Analog-MEMS-Microphone-Breakout-e1651736884146.jpg)
SparkFun Analog MEMS Microphone Breakout for remote IoT applications
SparkFun has announced an Analog MEMS Microphone Breakout board built around the famous SPH8878LR5H-1 analog microphone. A MEMS microphone is an electro-acoustic transducer housing a sensor (MEMS) and an application-specific integrated circuit (ASIC) in a single package. The board...
Continue Reading![Dev Board Micro – A microcontroller board with a camera, mic, and Coral Edge TPU Dev Board Micro – A microcontroller board with a camera, mic, and Coral Edge TPU](https://www.electronics-lab.com/wp-content/uploads/2022/01/SN_MeVrDqextkt7bhGvBu3tqIJcw3U6vPwQUdvcXsNtCesepZrdPGWumaUWi7MwYDRmzVu1SMQ-jaRknaJ2ZzcUT-_XY5A5LQN82ZME-tAH_H0XWpcAw2000-rw-1024x576.png)
Dev Board Micro – A microcontroller board with a camera, mic, and Coral Edge TPU
The Dev Board Micro board combines a camera, microphone and Coral Edge TPU with an NXP i.MX microcontroller Google is launching an edge AI board in the same form factor as a Raspberry Pi Nano for its Coral AI processor and NCP’s i.MX microcontroller for the first time. The Coral Dev...
Continue Reading![Open Source PDM to USB microphone based on the Raspberry PI RP2040 Open Source PDM to USB microphone based on the Raspberry PI RP2040](https://www.electronics-lab.com/wp-content/uploads/2022/01/mico-1024x1024.png)
Open Source PDM to USB microphone based on the Raspberry PI RP2040
Maker Mahesh Venkitachalam has designed a high-quality microphone he calls Mico using the main component of the Raspberry Pi Pico – the RP2040 controller chip. He writes: Recently, I’ve been working with the Raspberry Pi Pico. I’ve been dazzled with the RP2040 - especially with...
Continue Reading![Pre-Amplifier for MEMS Microphone Pre-Amplifier for MEMS Microphone](https://www.electronics-lab.com/wp-content/uploads/2021/12/009.jpg)
Pre-Amplifier for MEMS Microphone
This is a low-cost, small-size audio pre-amplifier for MEMS microphone, OPAMP-based circuit amplifies the low-level analog signal coming from MEMS microphone to the desired level required for the next stage which is an audio amplifier, basically microphone level to line level. Resistor...
Continue Reading![MEMS Microphone Pre-Amplifier with Compression and Noise Gating – Studio Quality Microphone Pre-Amplifier MEMS Microphone Pre-Amplifier with Compression and Noise Gating – Studio Quality Microphone Pre-Amplifier](https://www.electronics-lab.com/wp-content/uploads/2021/09/004-6.jpg)
MEMS Microphone Pre-Amplifier with Compression and Noise Gating – Studio Quality Microphone Pre-Amplifier
MEMS Microphones is setting a new performance benchmark across a growing number of industries. These innovative silicon microphones were designed to extend the benefits of the lowest possible self-noise (high SNR) and lowest distortion to an ever-expanding number of applications. The...
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