• DIY Open Source Figh Fidelity Preamplifier

    Max Williams has just shared on Hackster.io schematics, PCB layouts, CircuitPython code via GitHub, BoMs, measurements and photos about his new open source modular HiFi amplifier. It uses an Adafruit ItsyBitsy M0 Express running CircuitPython to make great music. The preamplifier...

    • Posted 9 months ago
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  • Vocal Recorder/Player 20 seconds

      Based on the ISD1730 chip, this card allows you to record and play voice messages of up to 20 seconds. The card has a microphone, audio input, 8 ohm speaker, AUX output, function control buttons and...

    • Posted 10 months ago
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  • An Open Source MP3 player for your Car

      It is based on the DFRobot module, and enables the playing of musical tracks that have been recorded on a microSD or on a USB Pen Drive; it is supplied with outputs that enable to connect...

    • Posted 2 years ago
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  • Presepino: the nativity scene with Arduino

      A light system, capable of simulating the alternation of night and day, that will make your nativity scene – be it a small or a big one – even more realistic. Our circuit is capable of...

    • Posted 4 years ago
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    In this guide, we will describe how the DM Board ICS outputs can be controlled by means of your own voice. Here you can view a demonstration video.   Hardware The module EasyVR 3 made by VeeaR...

    • Posted 4 years ago
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  • Axoloti is Audio for makers

    Axoloti a “new solution to create your own digital synthesizer, effects unit, groovebox or stomp-box, quick and easy” just got funded on kickstarter! It’s let’s you create your own standalone digital audio instruments and effects through graphical...

    • Posted 5 years ago
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  • A Mini Microphone Preamplifier

    In this post we’ll cover the design of a microphone preamplifier, something always useful when dealing with audio applications. This Mini Microphone Preamplifier could be used as the first stage to amplify any audio signal. The device...

    • Posted 6 years ago
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  • Welcome to 3D printed Desktop Speakers

    new zealander designer simon ellison has utilized multi material 3D printing methods to bring forth the idea of a new manufacturing technique into the realm of speaker drivers. with this, the additive combination-material print process results as...

    • Posted 6 years ago
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  • Big Spectrum Analyzer with Arduino

      Let’s put together a pixel strip with an HL1606, an Arduino UNO and the Spectrum Shield to build a seven bands “large” Spectrum Analyzer of simple construction.   The components The Strip used uses the HL1606...

    • Posted 7 years ago
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