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专业扬声器与话筒—Electro-Voice
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Airloss Calculator
Estimates the decibel loss over distance, given specific atmospheric conditions.
System of Units
Metric
Imperial
Air Pressure
(PA)
Ambient Temperature
(°C)
Relative Humidity
(%)
Minimum Distance
(Meters)
Maximum Distance
(Meters)
Number of Rows to Display
Rows
0
25
50
100
150
200
250
Frequencies
(Hz)