The videos of the Tranes starting up are from back in 2020. I believe the first is from 2012 and the 2nd is from 2008. The Westpointe dehumidifier startup is from last august. The rest of the videos were taken within the last few weeks

0:00 - 2000 Amana Prestige Ultra Air Conditioner Starting Up
0:45 - 2007 Sanyo Inverter Air Conditioner Startup/Shutdown
2:08 - 2011 Carrier Comfort Series Air Conditioner Starting Up
2:51 - 2019 Mitsubishi Hyper Heat Inverter Heat Pump starting up (cool mode)
3:41 - 2019 Bard Wall Mount 2 Stage heat pump starting up (cool mode)
4:58 - 2012? Trane XB air conditioner starting up
5:13 - 2008? Trane XB Air Conditioner starting up on a low ambient kit
5:41 - 2010 Westpointe Dehumidifier starting up