Arduino-based device for detecting appliance beeps and sending a notification. Uses an Arduino Uno R4 WiFi, electret microphone, and Goertzel tone detection to identify beep patterns from appliances such as washers, dryers, or ovens.
home-automation iot arduino signal-processing dsp goertzel iot-device appliance-monitor sound-detection appliance-detection beep-detector
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Updated
Mar 8, 2026 - C++