Mike Coslo wrote:
Cecil Moore wrote:
Michael Coslo wrote:
Turns out that my inverter for my laptop is really noisy. I unplugged
it, and the problem went away.
I had the same problem with my cellphone charger.

If it is the car charger, are there zeners in it?

Sorry, I don't know. It must be a switching
supply instead of just a heat-generating
series regulator.
--
73, Cecil http://www.w5dxp.com