0:08
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Industrial hum, fuzz
0:06
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Harsh hum, industrial
0:07
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Hum harsh, special effects, blip
1:40
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Hum and fan of a drinking fountain.
0:08
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Guitar amplifier turn on. Electrical hum with turn off.
0:45
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Arc welder running. Small electric motor hum and buzz.
2:08
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Electric vibrator. Small electric motor hum and buzz.
1:00
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Machine hums, electrical static and buzz
0:49
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Bar lights spin and click, motor hum
1:00
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Noise buzz and hum with modulation