{"product_id":"m5stack-mic-unit-analog-digital-microphone-u096","title":"M5Stack MIC Unit – Analog \u0026 Digital Microphone Sensor | U096","description":"\u003cp\u003e\u003cvideo controls muted playsinline style=\"width:100%;height:auto;border-radius:8px;\"\u003e\u003csource src=\"https:\/\/m5stack.oss-cn-shenzhen.aliyuncs.com\/video\/Product_example_video\/Unit\/MIC.mp4\" type=\"video\/mp4\"\u003e\u003c\/video\u003e\u003c\/p\u003e\u003cp\u003eThe M5Stack MIC Unit gives sound-reactive projects both an amplified analog waveform and an adjustable digital trigger. An omnidirectional electret microphone feeds a MAX4466 preamplifier, while an LM393 comparator and onboard 10 kΩ potentiometer set the event threshold. It suits sound-activated switches, interactive installations, machine-noise experiments, and audio-level prototypes where the host needs continuous signal information plus a fast threshold indication.\u003c\/p\u003e\u003ch2\u003eCapture Sound with the M5Stack MIC Unit\u003c\/h2\u003e\u003ch3\u003eRead an Amplified Analog Waveform\u003c\/h3\u003e\u003cp\u003eThe MAX4466 preamplifier provides an analog signal that can be sampled for level, envelope, or frequency-related experiments.\u003c\/p\u003e\u003ch3\u003eUse an Adjustable Digital Sound Trigger\u003c\/h3\u003e\u003cp\u003eThe LM393 comparator produces a digital event when the microphone signal crosses the threshold selected by the potentiometer.\u003c\/p\u003e\u003ch3\u003eTune the Sensor for the Installed Environment\u003c\/h3\u003e\u003cp\u003eSet the threshold after final enclosure installation because openings, airflow, vibration, and background sound change the response.\u003c\/p\u003e\u003ch2\u003eWhat You Can Build with M5Stack MIC Unit\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSound-activated switches\u003c\/li\u003e\n\u003cli\u003eInteractive sound installations\u003c\/li\u003e\n\u003cli\u003eMachine-noise event detection\u003c\/li\u003e\n\u003cli\u003eAudio level and envelope experiments\u003c\/li\u003e\n\u003cli\u003eClap and impact detection prototypes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIntegration and Workflow\u003c\/h2\u003e\u003col\u003e\n\u003cli\u003eConnect the Grove cable to host pins that support one analog input and one digital input.\u003c\/li\u003e\n\u003cli\u003eKeep the microphone opening clear of enclosure walls, airflow, and direct structural vibration.\u003c\/li\u003e\n\u003cli\u003eAdjust the potentiometer while observing the digital output under normal background and target sounds.\u003c\/li\u003e\n\u003cli\u003eSample the analog channel, apply filtering or envelope detection, and confirm digital events before taking action.\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch2\u003eDeployment Notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eThe digital threshold changes with potentiometer position, supply noise, and ambient sound.\u003c\/li\u003e\n\u003cli\u003eThe analog output is not a calibrated sound-pressure-level value without reference calibration.\u003c\/li\u003e\n\u003cli\u003eEnclosure acoustics, airflow, and mechanical vibration strongly affect the result.\u003c\/li\u003e\n\u003cli\u003eAudio capture and sound monitoring can be subject to privacy and consent requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDevelopment Resources\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.m5stack.com\/en\/products\/sku\/U096\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"\u003eM5Stack U096 Documentation\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/uiflow2.m5stack.com\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"\u003eM5Stack UiFlow2 Development Environment\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.arduino.cc\/software\/ide\/\" target=\"_blank\" rel=\"nofollow noopener noreferrer\"\u003eArduino IDE Documentation\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LogicBoundless","offers":[{"title":"Default Title","offer_id":49240346656983,"sku":"LB-M5-U096","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/8952\/2135\/files\/1_0638bfe6-4d47-4ddd-9173-dbdc540e9e43.jpg?v=1783243270","url":"https:\/\/logicboundless.com\/products\/m5stack-mic-unit-analog-digital-microphone-u096","provider":"LogicBoundless","version":"1.0","type":"link"}