Not really... 50dB is 10x more powerful than 40dB.
48dB is about as loud as a dishwasher.
Why 450m away? Do you have the full data from the test?
Not really... 50dB is 10x more powerful than 40dB.
48dB is about as loud as a dishwasher.
Why 450m away? Do you have the full data from the test?
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