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A battery interrupter is a tool that adds a switch jack to (aka "switch adapts") an electrical device. This is usually done for the purpose of allow...
Materials needed: - Adhesive backed copper foil sheet. Two 1"x1" pieces. (Possibly the scraps from making a CD Switch. The kind with a black backi...
Use the scissors to cut two circles of foil, approximately 1" in diameter, or the size of a quarter. (This can be trimmed down later to fit smaller ...
Peel the backing from one of the foil circles, and use the edge of the scissors to scrap away a small patch of adhesive in the center. Using a foil ...
Find the two main wires in the center of your cable. Some will only have two wires, while some will have a third wire, comprised of the strands that...
Place one of the two main wires on each side of the business card (or poster board). Be sure to leave a small amount of the plastic insulation of th...
Press the circle of foil down on top of the wire, sticking it firmly to the card. Make sure that the bare, scraped patch touches the bare wire, and ...
Flip the card over and repeat steps 3-6 for the other side. Peel the backing from the other circle of foil, scape off a small patch of adhesive, and...
Use the scissors to cut around the outside of the foil, leaving a small amount of the card exposed around the edge. This will help to avoid short ci...
If you like, you can wrap electrical tape around the wires at the edge of the card, to hold them together and make the battery interrupter slightly m...
Now that you have a completed no-solder battery interrupter, test it with a toy or device. Slide the foil lined card between the batteries of the to...
Plug any basic switch into the 3.5mm jack, turn on the toy's main control switch, and strap down the trigger if using a toy like this Nerf gun. Ther...
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Posted:Oct 1, 2010
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