Decibel X: Sound Meter dB

Decibel X: Sound Meter dB is a professional, high-precision sound pressure level (SPL) meter that turns your mobile device into a reliable acoustic noise detector and decibel reader. Whether measuring neighborhood noise levels, testing speaker acoustic volume, checking workshop machinery safety, or monitoring environmental acoustics, Decibel X provides real-time calibrated readings with zero complex setup. KEY ACOUSTIC FEATURES: - DYNAMIC ANALOG VU GAUGE: Smooth 60 FPS damped needle display with color-coded safety zones (Normal, Moderate, Loud, Hazardous). - REAL-TIME OSCILLOSCOPE WAVEFORM: Live scrolling audio amplitude graph visualizing sound waves and decibel peaks. - ESSENTIAL NOISE STATISTICS: Accurate tracking of Current dB, Minimum dB, Maximum dB, and Time-Weighted Average (Leq) sound pressure levels. - CALIBRATION TUNING: Easy adjustment slider (+-10 dB) to calibrate against specialized sound level hardware. - ENVIRONMENT COMPARISON GUIDE: Instant reference chart comparing current dB against common environments (30 dB Quiet Whisper, 50 dB Quiet Office, 70 dB Busy Traffic, 85 dB OSHA Noise Hazard, 110 dB Rock Concert). - PAUSE & RESTART: Freeze readings instantly to record values, with one-tap history reset. PRIVACY & OFFLINE FIRST: - 100% Client-Side Audio Processing: Sound signals are processed strictly locally in memory to calculate dB values. Audio is NEVER recorded, saved, or uploaded to any server. - No Account Required: Immediate access with zero login, zero tracking, and zero hidden telemetry. Privacy Policy: https://hoanganhphan91.github.io/hoanganhphan91/

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