3 ms·

Are you talking about the bumpy feeling when moving your hand along the chassis? I get that on a metal-body Dell sometimes too. And it doesn't seem to happen if

• HeavyFeather 4y ago
  > it doesn't seem to happen if I press hard I would assume that's because you're increasing the contact area and therefore more of your nerve endings are getting a lower voltage, pushing it below the detectable range.
  • lolc 4y ago
    In my case it's not just nerves that feel it. I can get my fingers to vibrate at presumedly 50 hz by stroking the laptop lid. There is an audible hum. It happens with just one charger I have. The other charger just went out with a bang that tripped the fuse. So guess which one I use now.
• pizzeys 4y ago
  Wait until you're using it on your chest in bed and accidentally poke your lips with the corner! It's a surprisingly good zap for an allowed amount of stray Not that I've ever done that