Here follows the schematic described in my post to the above mentioned NG.



Thanks,



Dave

On Fri, 11 Apr 2008 12:19:55 -0500, Dave wrote:

Here follows the schematic described in my post to the above mentioned
NG.



Thanks,



Dave

You need a double pole single throw switch. With the setup you have
shown, you have a complete circuit through the two 9V batteries and the
load.

You need to break each of the 9V batteries.

Al