Re: densitometers

[Roger Eichhorn <eichhorn@xxxxxx>]

If you do this, you'd better know what you're doing!  There's no  
ground to the circuit, unless you have the third (neutral) wire.

Roger

On 11 Oct 2009, at 6:07 PM, PhotoRoy6@xxxxxxx wrote:

> In the US to get 220 volts you just run two hot lines to the  
> electrical outlet.