Hackster.ioLearning Hardware Community.
×
Leave Feedback
Log inSign up
ProjectsProjectsChannelsChannelsNewsContestsEventsVideos

840 audio projects

  • Last updated
  • Most popular
  • Most recent
  • Most respected
  • Trending
  • All time
  • Featured
  • Last 7 days
  • Last 30 days
  • Last 12 months
  • Any difficulty
  • Beginner
  • Intermediate
  • Advanced
  • Expert
  • Any type
  • Showcase
  • Protip
  • Tutorial
  • Work in progress

Comparison of Audio Bluetooth 3.0 and 5.0

A study on the practical characteristics of bluetooth technology, I tested SNR, SIGNAL Output and Range, based on audio.

Comparison of Audio Bluetooth 3.0 and 5.0

sagar saini
24
AuraPlug: Synchronized LE Audio!

Connect multiple speakers in real time using LE Audio on the NRF5340!

AuraPlug: Synchronized LE Audio!

Alex Lynd
1.1K
KT148A Sound Chip Quick Application Alarm Box Greeting Card

🔹 Ultra-low power consumption 🔹 Seamless voice integration 🔹 Ultra-simple Peripheral circuit 🔹 Ultra-low Cost 🔹 built-in 420K Storage

KT148A Sound Chip Quick Application Alarm Box Greeting Card

Junluan Tsui
26
Stereo NeoPixel Ring VU Meter

A stereo VU meter built with an Arduino Nano and two NeoPixel LED rings.

Stereo NeoPixel Ring VU Meter

ericBcreator
182K

A device that detects nearby rockfalls in real time and alerts subscribed users instantly when larger sized rocks are detected.

RockyTracker - Real Time Rockfall Detection & Alert System

5 members
219
32-Band Audio Spectrum Visualizer Analyzer

This project is for making a 32-band audio (music) frequency spectrum analyzer / visualizer using Arduino.

32-Band Audio Spectrum Visualizer Analyzer

shajeeb
192K
Sonos / Spotify Vinyl Emulator

Experience the tactile nature of a vinyl music collection (but without actually owning any vinyl) through Sonos, Spotify and NFC tags

Sonos / Spotify Vinyl Emulator

Mark Hank
47K
Electronic Piano Keyboard With Preset Songs

An electronic keyboard with 7 piano keys, programmed to Middle B/A/G/F/E/D/C, and an 8th button used to access a menu of preset songs.

Electronic Piano Keyboard With Preset Songs

Lindsay Fox
130K
C.H.I.P.-play Speakers! ♪ (⌐■_■)♪

Use C.H.I.P. to make any old speakers AirPlay speakers. Use several C.H.I.P.s to make a network for a multiroom audio experience!

C.H.I.P.-play Speakers! ♪ (⌐■_■)♪

3 members
33K
Sending sound over the internet!

Broadcast audio, record voice commands, build internet walkie-talkies with this simple tutorial!

Sending sound over the internet!

David Middlecamp
63K
Arduino MIDI Arpeggiator

The device that creates beautiful arpeggiated sequences according to the musical theory.

Arduino MIDI Arpeggiator

Dmitry
65K
ESP32 Voice Streamer

Use the ESP32 and the Adafruit Electret Microphone Amplifier Board to stream your voice over WiFi to your Raspberry Pi.

ESP32 Voice Streamer

Julian
30K
Create a USB Microphone with the Raspberry Pi Pico 🎤

This guide will walk you through creating a USB microphone on the Raspberry Pi Pico using the RP2040's PIO, DMA, and USB capabilities.

Create a USB Microphone with the Raspberry Pi Pico 🎤

Sandeep Mistry
58K
Arduino Beat Detector

It detects a beat in a line level audio signal.

Arduino Beat Detector

mamífero
35K
BirdSong ID - Sound based bird identification app

A web app that uses machine learning to help nature parks visitors identify the birds they hear.

BirdSong ID - Sound based bird identification app

4 members
47
OCS-2: A Digital, Semi Modular Synthesizer

OCS-2 is an analogue style synthesizer. Small, but very powerful and flexible, it provides an incredible sound quality!

OCS-2: A Digital, Semi Modular Synthesizer

chnry
63K
FHT Audio Spectrum Visualizer

This project is similar to my previous one but uses the FHT library which turns out to be at least 4 times faster than the FFT.

FHT Audio Spectrum Visualizer

janux
20K
DrumCube, an Arduino Robot Drummer

An Arduino-based robot drummer. It works with a transistor noise-generator and an arrangement of servos hitting a can and a pair of piezos.

DrumCube, an Arduino Robot Drummer

FrancoMolina
22K
Talking Arduino!?! Arduino Text to Speech

Arduino taking! Home automation.

Talking Arduino!?! Arduino Text to Speech

helloanimesh390
32K
Si4735/32 - AM/FM/RDS/SW/SSB Radio Receiver - Version 3.1

A complete AM / SW / SSB / FM RDS Radio Receiver, with Si4735, Arduino NANO and 1.8in TFT Display.

Si4735/32 - AM/FM/RDS/SW/SSB Radio Receiver - Version 3.1

CesarSound
5.5K
Stream Your Audio on the ESP32

Use the ESP32 to play audio data from a custom stream.

Stream Your Audio on the ESP32

Julian
152K
Arduino Keyboard

As a musician and music passionate, this little Keyboard is my first (but not last) Arduino project. Hope you have fun with it :)

Arduino Keyboard

Gabriele Scordamaglia
29K
ESP32 Walkie-Talkie

It's a Walkie-Talkie based around the ESP32. It transmits audio using either UDP Broadcast or ESP-NOW.

ESP32 Walkie-Talkie

Chris Greening
22K
Keyboard V2.0

An update of the older version of the keyboard. Now it doesn't require switches on your breadboard, you can use your pc keyboard.

Keyboard V2.0

Gabriele Scordamaglia
20K
  • ← Previous
  • 1
  • 2
  • 3
  • 4
  • 5
  • …
  • 33
  • 34
  • Next →
  • About Us

  • Hackster Overview
  • Hackster for Business
  • Hackster PRO
  • Help Articles
  • Brand Resources
  • Sitemap
  • Legal Thingies

  • Terms of Service
  • Contest Rules
  • Code of Conduct
  • Privacy Policy
  • Privacy Policy for California Residents
  • Cookie Policy
  • Find Us On Social

  • Facebook
  • Instagram
  • LinkedIn
  • X
  • YouTube
  • Visit Our Avnet Family

  • Avnet
  • Premier Farnell
  • element14
  • Newark

Hackster.io, an Avnet Community © 2025