結果 : how loud is 66db noise level
4:02

How Loud Is The Sound? [Decibel Comparison]

MangaPanda
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Comparison: You At Different Decibel Levels

Infinite Comparison
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California Air Tools 8010AD Sound Comparison - ONLY 60 Decibels!

californiaairtools
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0:26

Noise Test - Existing Window - Single Glazed 54db / 75db

Silent Windows by Hugo Carter
35,952 回視聴 - 6 年前
0:25

62 dB!!

Alessio Morselli
70,653 回視聴 - 10 年前
0:40

74 Decibels

Petter
98,187 回視聴 - 5 年前
1:28

How Loud are Champions Generators?

Champion Power Equipment
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6:56

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Michael Cowell
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0:55

o2 nail dust and fume extractor runs at only 55-65 decibels

Spray Tan Supermarket
80,173 回視聴 - 8 年前
0:19

noise testing ,we now controls the noisy under 66DB,push type lip gloss filling and capping machine

Jasily Zhao
24 回視聴 - 3 年前
2:28

Sound Pressure Level (SPL) and the Decibel Scale (dB) 101

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46dB High Performance Soundproof Plus Windows in Action

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Sound Pressure and Decibels

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2:00

What does Sound Pressure Level (dB) and Temperature have in common?

Rikard Öqvist
60 回視聴 - 3 年前
8:18

Decibels

Simcenter Testing
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How to Quiet Inline Fans | Noise Reduction Tips | Duct Silencer Muffler vs Low Noise Ducting Test

Hon&Guan
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NTi Audio Webinar: More Sound Level Calculations

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How Loud Should My Systems Be? | Learn with AVIXA

AVIXA
4,002 回視聴 - 2 年前
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Decibel Math and Decibels

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888 回視聴 - 3 年前
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60 Hz Test Tone

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