On Thu, 2009-05-21 at 22:01 -0700, Steven Hunt wrote: > If the current is fluctuating rapidly you start to run into problems > like, "is my multimeter measuring the average current or the RMS > current?", which give you different answers for the power used. And unless you can run the multimeter in series rather than parallel to the circuit, you're not going to get current measurements anyways. That is often hard to do without cutting a trace on a motherboard.