[TenTec] Radio Shack 25 amp switching supply?

[al_lorona at agilent.com]

You won't see any noise on the scope, but you *will* hear it on a shortwave receiver.

Al  W6LX

>  I couldn't measure any noise with a scope hooked directly to 
> the output of the
> supply.
> 
> 73 de Gary, AA2IZ
>