Delete comment from: Ken Shirriff's blog
Great article!
I have a general question: I have moved to India and am using my US chargers at 220v. I also have some stepdown transformers for the things that require 110v. In general, would it be better to charge through the transformers--IOW, do they help to prevent surges and spikes?
Nov 1, 2012, 12:45:09 AM
Posted to A dozen USB chargers in the lab: Apple is very good, but not quite the best