0:01
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Switch, security door intercom depressed then released
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0:02
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Large old-fashioned bakelite rotary switch - sound of spring winding and click of switch
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0:01
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Loud click and clunk of cassette machine mechanism stopping
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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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Switch or button on/off.
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0:43
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Switches being pressed and fan noises from a bus
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0:01
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Flicking a squeaky switch, slowly
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0:01
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Throwing a metallic switch
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0:01
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Switch, light on.
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0:04
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Elevator ventilation being turned off
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