1:47
Air conditioner humming lightly with crispy and airy rattles - contact microphone.
3:19
Air conditioner humming lightly from calm to aggressive - contact microphone.
0:51
Air conditioner humming tonally with engine warming and calming down - contact microphone.
1:21
Air conditioner humming with tonal and deep metal rattles - contact microphone.
1:08
Air conditioner humming with steady metal rattling - contact microphone.
1:51
Air conditioner humming and airy with ups and downs - contact microphone.
3:21
Wind inside an air vent - sudden blowing - XY stereo.
0:18
Fan - dust arrester turning on, running, and turning off, distant.
0:24
Fan - dust arrester turning on, running, and turning off, close.
0:29
Fan - heater running, long.
1:01
Fan - watery messy bubbling HVAC noise - looping version.
0:31
Fan - water drips in alley from HVAC with ambience - looping version.
0:21
Fan - standard indoor fan - blowing AC, start sequence.
0:17
Fan - standard indoor fan - blowing AC, normal to jet mode.
1:07
Fan - pedestal rotational fan - LFE buzz, delicate oscillation, medium speed - looping version.
1:11
Fan - pedestal rotational fan - LFE buzz, delicate oscillation, low speed - looping version.
1:10
Fan - pedestal rotational fan - LFE buzz, delicate oscillation, high speed - looping version.
0:43
Fan - outdoor street with noisy ventilation - diffused fuzz - looping version.
1:07
Fan - outdoor industrial tone with a distant electrical hum - looping version.
0:34
Fan - modern bathroom exhaust engine fan - looping version.