{"product_id":"m5stack-microphone-unit-lm393","title":"M5Stack Microphone Unit (LM393)","description":"\u003cp\u003e\u003cstrong\u003eThe M5Stack Microphone Unit is an omnidirectional sound sensor with MAX4466 amplification and adjustable analogue\/digital output, ideal for sound detection, audio monitoring, and sound-activated control projects.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eThe \u003ca href=\"\/collections\/m5stack-store\" title=\"M5Stack Store\"\u003eM5Stack\u003c\/a\u003e \u003cstrong\u003eMicrophone Unit\u003c\/strong\u003e is a sound sensor equipped with an omnidirectional electret microphone.\u003c\/p\u003e\n\u003cp\u003eThe signal is amplified and output through the \u003cstrong\u003eMAX4466 microphone preamplifier\u003c\/strong\u003e. This amplifier effectively suppresses power supply noise and common-mode noise, providing high-fidelity sound output, making it suitable for use in noisy environments.\u003c\/p\u003e\n\u003cp\u003eThis unit can output both\u003cstrong\u003e analogue and digital signals\u003c\/strong\u003e. It includes a\u003cstrong\u003e built-in LM393\u003c\/strong\u003e \u003cstrong\u003edual voltage comparator\u003c\/strong\u003e, allowing the comparison voltage threshold to be set by adjusting a \u003cstrong\u003e10K potentiometer\u003c\/strong\u003e. This sensor is ideal for projects involving sound-to-electricity conversion and sound-activated switches.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSound sampling\/audio recording\u003c\/li\u003e\n\u003cli\u003eBuilt-in MAX4466 microphone preamplifier\u003c\/li\u003e\n\u003cli\u003eOmnidirectional, 52dB sensitivity\u003c\/li\u003e\n\u003cli\u003eAnalogue and digital signal output\u003c\/li\u003e\n\u003cli\u003eBuilt-in voltage comparator and adjustable potentiometer for threshold setting\u003c\/li\u003e\n\u003cli\u003eDevelopment platforms: Arduino, UIFlow (Blockly, Python)\u003c\/li\u003e\n\u003cli\u003eHY2.0-4P interface\u003c\/li\u003e\n\u003cli\u003e2x LEGO-compatible holes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMicrophone sensitivity\/Signal-to-noise ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e52dB\/40dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput signal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAnalogue\/Digital\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32.0 x 24.0 x 8.0mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.6g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eResources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.m5stack.com\/en\/products\/sku\/U096\" rel=\"noopener\" title=\"Product documentation\" target=\"_blank\"\u003eProduct documentation\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1x Unit MIC\u003c\/li\u003e\n\u003cli\u003e1x HY2.0-4P Grove cable (20cm)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"M5Stack","offers":[{"title":"Default Title","offer_id":55818783261057,"sku":"U096","price":3.8,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0176\/3274\/files\/m5stack-microphone-unit-lm393-m5stack-u096-1245227326.jpg?v=1781866117","url":"https:\/\/thepihut.com\/products\/m5stack-microphone-unit-lm393","provider":"The Pi Hut","version":"1.0","type":"link"}