If you love tinkering, ESPHome is a fantastic way to build custom smart home devices. This open-source firmware framework ...

Visualizers used to be very much in vogue, something you’d gasp in at amazement when you’d fire up Winamp or Windows Media ...

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I am facing an issue. I ran the colab notebook, it compiled and also created the inference etc. However, when I upload it to pico it does not detect anything and shows "not detected" even though I am ...

Abstract: The very initial diagnosis tool which most of the healthcare experts use is a stethoscope. This is an inevitable element in monitoring the bio-acoustic signals of patients by doctors. During ...

This post discusses how I integrated a regular microphone into an Arduino setup for some serious audio experiments. I used a prewired module which holds a MAX9814 single chip microphone amplifier with ...

Wake-Word in less than $10! Update 24th May 2021 We now recommend the Adafruit Auto-Gain microphone instead of adjustable gain. We also now include a version for a PDM microphone, this is the ...

Like most of us, [Peter] had a bit of extra time on his hands during quarantine and decided to take a look back at speech recognition technology in the 1970s. Quickly, he started thinking to himself, ...

Planning to buy a small voice recorder to record voices or sounds in an environment and store them in its memory? Think again! You can easily build your own voice recorder by following a few simple ...

The “envelope” of an oscillating signal is a smooth curve outlining its extremes. We can use such an envelope to help us control our audio-reactive artifacts. As you may recall from my previous MEGEQ7 ...

The MAX9814 is a low-cost, high-quality microphone amplifier with automatic gain control (AGC) and low-noise microphone bias. The device features a low-noise preamplifier, variable gain amplifier (VGA ...