Delete comment from: Ken Shirriff's blog
I've noticed some 'capacitive coupling' effects on PC power supplies generating small shocks over USB. Will the extra filtering in this case prevent little shocks? Or do all switching power supplies have high voltage 'leak' due to the capacitance across the transformer?
May 21, 2012, 3:42:24 AM
Posted to Apple iPhone charger teardown: quality in a tiny expensive package