Printed Circuit Board with Sliding Potentiometer 

Price:  $25.00     Order here  

Item No.: PCB-CS

This is the Printed Circuit Board with Sliding Potentiometer for making Colloidal Silver. Take note of the sliding potentiometer and the complete lack of alligator clip leads. There is also a double pole double throw switch that will enable you two switch polarity and also remove the voltage from the cell when the switch is in the center position. There are test points to monitor the voltage across the cell itself as well as the current.

This is the circuit board that is shown in this link:

http://goldismoney.info/forums/showthread.php?t=322679

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