0:02
mp3 wav
Electric drill spin with long rev.
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0:02
mp3 wav
Electric drill spin with single rev.
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0:16
mp3 wav
Construction crew working with occassional lulls, night time.
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1:02
mp3 wav
Construction crew working with occassional lulls, day time.
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4:09
mp3 wav
Construction crew in action with jackhammers and machines operating.
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0:56
mp3 wav
Servo motor -- metallic spinning, varying speeds, in a cycle.
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0:59
mp3 wav
Servo motor -- metallic spinning, varying speed (1).
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0:48
mp3 wav
Servo motor -- metallic spinning, decelerating.
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0:25
mp3 wav
Servo motor -- metallic spinning, slow speed.
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0:13
mp3 wav
Servo motor -- metallic spinning, medium speed.
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0:05
mp3 wav
Servo motor -- medium-paced revving.
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1:52
mp3 wav
Servo motor -- mechanical movements.
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3:30
mp3 wav
Servo motor -- running low with some variations.
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0:07
mp3 wav
Servo motor -- running low with intermittent variations.
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0:41
mp3 wav
Servo motor -- low spinning, then fast acceleration (2).
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0:26
mp3 wav
Servo motor -- low spinning, then fast acceleration (1).
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0:31
mp3 wav
Servo motor -- low revving, on and off.
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0:34
mp3 wav
Servo motor -- low revving, shutting off, and then idling.
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0:15
mp3 wav
Servo motor -- reving in various variations.
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0:18
mp3 wav
Servo motor -- motor revving with fast and slow variations.
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