0:31
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Flourescent light switched on with a flicker, transformer hum, light switched off
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0:01
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Inside a kitchen a fridge door closes with hum of fridge in background.
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0:04
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Big desk fan, low, soft, hum.
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0:30
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Laser printer warming up beginning with flicking the on switch button on and hearing the motor and fan ...
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0:08
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Hum of a computers fan.
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0:07
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Buzz type motor noise that oscillates and fluctuates with tiny clicks in it
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0:14
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Pulsing hum with flutter, pitched down at end - motor off, dying engine.
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0:37
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Humming sound of soda coolers running in the store
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0:23
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Fridge hum, compressor
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0:05
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Hum of an extractor fan with background ambiance
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