[SEL] reducing noise on portable generator -- RULES OF THUMB

[Rob Skinner]

> The rule of thumb is 2 hp per kilowatt at 3600 RPM 
> and 4 HP per kilowatt at 1800 rpm. 


Keep your fingers out of the moving machinery or you'll 
be all thumbs and unable to push the buttons on your 
calculator to figure out math problems.

Rob