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The Pressure Switch

Originator....... Tom Jeary


THE PROBLEM:   To manufacture an INEXPENSIVE, simple, sturdy, dependable pressure switch in the home workshop. (total cost of materials..... less than Three dollars )..

THE SOLUTION:   Switch can be any size ( 2"-8" diameter ). See photo and diagram above. Lead wires are soldered to tack heads.  Use a clear silicone to laminate all parts. 1/8 or 1/4 " jack from Radio Shack

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