On Saturday, August 9, 2014 11:12:57 AM UTC+1, Dave Plowman (News) wrote:
In article ,
wrote:
Which is nonsense. Unless faulty or designed by an idiot, all USB
outlets supply 5 volts.
Unfortunately not, 5.25v has been used for higher charging current apps.
Not every appliance is ok with that.
From a computer USB socket? How to they manage that?

from some chargers

However, I suppose it's no different in practice from the older jack
system once common for low volt DC. The voltage there could be anything.
Even AC.

Its very different, most usb kit works together ok. But not all.


NT