> >15V at "NO" current (although marked as 9V on the wallwart).
> >
>
> That's pretty typical for the unloaded output on a 9-volt wallwart.
>
> As you increase the load, the will usually drop off fairly quickly.
>
> Don't be surprised if the output remains above 9 volts as you crank up the
> load. Many of these devices will still put out 10 or so volts even when
> pretty heavily loaded. (Of course, YMMV.)


Typically the output will only be at 9V when at full load.

Paul

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