Power conditioners are band-aids. In many situations as with band-aids, they can be useful. The real way to upgrade your electricity is if possible to start from the street and work your way down. This video shows how it can be done while here also bypassing a sound-destructive transfer switch used with an auxiliary emergency generator. Aluminum is out, and copper is in from the roof to the listening room A.C. jacks. The full story in detail is in the November issue of Stereophile magazine. It will also shortly appear online on Stereophile's website. Don't miss it!