FlyerTalk Forums - View Single Post - high power laptop & in flight power
Thread: high power laptop & in flight power
View Single Post
Old Jul 30, 2016, 2:21 am
  #21  
11277m
 
Join Date: Feb 2009
Posts: 427
Those PSU bricks take a hefty current on plug-in. You will have noticed the spark when it's being plugged in.

I've always assumed it's due to a large capacitor being charged up inside.
11277m is offline  
Reply