{"product_id":"bbc-micro-bit-noise-level-meter-kit-clap-and-shout-bar-graph","title":"BBC Micro:bit Noise Level Meter Kit - Clap \u0026 Shout Bar Graph","description":"\u003ch1\u003eWatch Sound Come Alive: Micro:bit Noise Level Meter Kit with BBC Micro:bit\u003c\/h1\u003e\n\u003cp class=\"value-summary\"\u003eEvery part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.\u003c\/p\u003e\n\u003cdiv class=\"specs-strip\"\u003e\n  \u003cspan\u003e\u003cstrong\u003eDifficulty:\u003c\/strong\u003e Beginner\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eBuild Time:\u003c\/strong\u003e 1-2 hrs\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eAge:\u003c\/strong\u003e 8-10\u003c\/span\u003e\n  \u003cspan\u003e\u003cstrong\u003eSkill:\u003c\/strong\u003e Sound sensing \u0026amp; visual coding\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp\u003eImagine clapping your hands and instantly seeing a row of lights on the micro:bit's LED matrix dance to the loudness. This kit transforms the BBC micro:bit v2's built-in microphone into a real-time noise level meter, turning abstract sound waves into a blinking, colorful bar graph that even an 8-year-old can program in under two hours.\u003c\/p\u003e\n\u003ch2\u003eWhat You'll Build\u003c\/h2\u003e\n\u003cp\u003eA portable noise level meter that displays a bar graph - the louder the sound, the more LEDs light up. Your child can carry it around, test whispers vs. shouts, and see science in action. The kit includes everything needed: the micro:bit, cable, battery holder, and batteries, so the meter works anywhere without a computer once programmed.\u003c\/p\u003e\n\u003ch2\u003eWhat You'll Learn\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eHow the micro:bit v2's MEMS microphone captures sound and turns it into digital signals.\u003c\/li\u003e\n  \u003cli\u003eBasic block-based coding with MakeCode to read microphone levels and control the 5�5 LED display.\u003c\/li\u003e\n  \u003cli\u003eUnderstanding of sound amplitude and how bar graphs represent real-time data.\u003c\/li\u003e\n  \u003cli\u003eDebugging simple code and tweaking sensitivity so the meter responds to claps but not background noise.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKit Contents\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eComponent\u003c\/th\u003e\n\u003cth\u003eQuantity\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBBC Micro:bit v2\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMicroUSB Cable\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAA Battery Holder\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAA Batteries\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Buy This Kit Instead of Sourcing Parts Separately\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFactor\u003c\/th\u003e\n\u003cth\u003eSourcing Separately\u003c\/th\u003e\n\u003cth\u003eCompoden Kit\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCompatibility checks\u003c\/td\u003e\n\u003ctd\u003eYou verify every part\u003c\/td\u003e\n\u003ctd\u003ePre-tested as a system\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBuild support\u003c\/td\u003e\n\u003ctd\u003eForums and scattered tutorials\u003c\/td\u003e\n\u003ctd\u003eAI companion trained on this exact project\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTime to first working build\u003c\/td\u003e\n\u003ctd\u003eDays of debugging\u003c\/td\u003e\n\u003ctd\u003eHours, with step-by-step guidance\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eShipping coordination\u003c\/td\u003e\n\u003ctd\u003eMultiple sellers, multiple delays\u003c\/td\u003e\n\u003ctd\u003eOne shipment from Bengaluru in 3-5 days\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWho This Kit Is For\u003c\/h2\u003e\n\u003cp\u003ePerfect for CBSE Class 5-8 students exploring microcontrollers, Atal Tinkering Lab projects for primary graders, or any curious 8-10-year-old who wants to turn a clap into a light show. It's also a great gift for parents looking to introduce coding without a screen-heavy experience - the child can build, then play with the meter independently.\u003c\/p\u003e\n\u003ch2\u003eBuilt and Backed by Compoden\u003c\/h2\u003e\n\u003cp\u003eEvery Compoden kit ships with an AI build companion trained on this exact project - accessible via a QR code on the box, with WhatsApp and email backup. We've spent 10 years building projects for makers, schools, and institutions across India. If a part fails because of a manufacturing defect, replace it free within 7 days.\u003c\/p\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat if I get stuck during the build?\u003c\/summary\u003e\u003cp\u003eScan the QR code to open the AI companion. It will guide you step by step, and you can always reach us on WhatsApp for real-time help.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eCan this kit be used without any coding experience?\u003c\/summary\u003e\u003cp\u003eYes, it's built for absolute beginners. The AI companion provides MakeCode block-by-block instructions, so no prior coding is needed.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eDoes the micro:bit need to stay plugged into a computer?\u003c\/summary\u003e\u003cp\u003eNo, once you load the program, the micro:bit runs on the included AA batteries. Your child can take the noise meter anywhere.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat if the bar graph doesn't show properly?\u003c\/summary\u003e\u003cp\u003eThe AI companion will walk you through common fixes - often it's just a matter of adjusting the microphone threshold. WhatsApp support is also available.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003cdiv class=\"kit-description\"\u003e\n  \u003cp\u003eClap or shout and watch a bar graph on the LED matrix respond to sound - uses micro:bit's built-in microphone.\u003c\/p\u003e\n  \u003ch4\u003eWhat's in this kit\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/bbc-microbit-v2-compact-arm-board-with-led-matrix-mic-sensors\"\u003eBBC Micro:bit v2\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/microusb-cable-1m-charging-data-cord-for-arduino-android\"\u003eMicroUSB Cable\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"\/products\/max1452aaet-sensor-signal-conditioner-ic-ssop-16-smd-0194\"\u003eAA Battery Holder\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\n\u003ca href=\"\/products\/max1452aaet-sensor-signal-conditioner-ic-ssop-16-smd-0194\"\u003eAA Batteries\u003c\/a\u003e x2\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is included in the Micro:bit Noise Level Meter Kit with BBC Micro:bit?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The Micro:bit Noise Level Meter Kit with BBC Micro:bit includes all components needed: BBC Micro:bit v2, MicroUSB Cable, AA Battery Holder, AA Batteries and more. Everything is pre-tested for compatibility and shipped from Bengaluru, India.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What skill level is required for the Micro:bit Noise Level Meter Kit with BBC Micro:bit?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"This kit is designed for Beginner level makers, suitable for ages 8-10. Clap or shout and watch a bar graph on the LED matrix respond to sound - uses micro:bit's built-in microphone. Estimated build time is 1-2 hrs.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I buy the Micro:bit Noise Level Meter Kit with BBC Micro:bit online in India?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, the Micro:bit Noise Level Meter Kit with BBC Micro:bit is available online at Compoden (compoden.in), India's AI-powered electronics and robotics store. 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