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Sometimes the project is destroyed by the choice of switch. A simple slide switch has none of the ominous effect of a Knife Switch. An evil switch for ...
I chose to use copper from old plumbing pipes and made a base from pine slats. The screws used are brass 10-24 3/4 inch in length
I chose to make a small box from pine slats. These are 1/4 inch in thickness and about 1.5 inches wide. They come in 48 inch lengths from ...
The contact are made from Copper tubing that is standard on most home and id available from most hardware stores. A section of tube is cut to a ...
The rivets needed are made from 3/16 inch copper tubing. This is cut into 3/4 inch lengths than one end is flared with a tubing flare tool. The ...
Mark the base for contact points. In this case the ends were marked and drilled with 4 contact points ( pictures show 3 but I added a forth ...
Using the rivets you will need to fasten the 6 contacts to the face of the switch. This is done bu extending a rivet through the contact, the ...
The knives are attached to the center contacts by means of a 10-24 brass bolt. This should be no more than 1/2 inch long and will be tightened ...
The connection points go on the ends of the box. I made 4 input points and 4 output points. The center 2 contacts are ground and the outer ...
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