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Noise Dosimeter NIOSH & OSHA
Tool Box: goniometer & ruler
Livelle e strumenti digitali
White & Pink Noise
Decibel Meter Pro: Fonometro
Car Decibel Sound Level Meter
Guitar & Ukulele Tuner
Find a Cat
Light Meter - lux measurement tool
Leo the Cat - Fun Stickers
dB Meter & Spectrum Analyzer
