• Simple PAM8403 Amplifier Circuit

    Simple PAM8403 Amplifier Circuit

    Welcome to your new project. Imagine what you can build here.

    jecstronic

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  • Sound Payment

    Sound Payment

    Payment Notification Audio Alert System using XIAO ESP32C3, DFPlayer, SIM800L & PAM8403

    sumkomo

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  • ESP32 Audio Radio Li-ion Node

    ESP32 Audio Radio Li-ion Node

    Low-power ESP32 audio/radio device with SA828 walkie-talkie module, MAX9814 microphone, PAM8403-driven GD14 bone-conduction output, and single-cell Li-ion charging, power-path, 3.3 V regulation, and battery monitoring.

    papachop

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