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98 views
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eardrum84 viewseardrum
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acoustic guitar119 viewsacoustic guitar
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loudspeaker135 viewsloudspeaker
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microphone293 viewsmicrophone
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oscilloscope183 viewsoscilloscope
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143 views
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ear228 viewsear
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thunder208 viewsthunder
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trumpet144 viewstrumpet
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whale177 viewswhale
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