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bocaletto-luca / Gas-Detector-With-Allarm

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Gas-Detector-With-Allarm - Continuously monitor combustible gas (LPG, methane, smoke) with an MQ-2 sensor. When the analog reading exceeds a user-defined threshold, trigger a visual (red LED) and audible (buzzer) alarm for a fixed duration, while a green LED indicates “safe” status. By Bocaletto Luca

arduino opensource gas openhardware gas-detector allarm bocaletto-luca gas-detect-allarm detector-allarm allarm-gas
  • Updated Jun 13, 2025
  • C++

bocaletto-luca / MultiEventCountdownTimer

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MultiEventCountdownTimer is a modern, responsive one-page webapp that lets you manage multiple countdowns and stopwatches with real-time audio and visual alerts. All data is stored locally and can be imported/exported as JSON—no backend, no dependencies, no build step.

javascript opensource online datetime date responsive countdown timer html-css-javascript import-export multi-event allarm bocaletto-luca multievent
  • Updated Jul 20, 2025
  • HTML

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