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Trace the form of the movie canister top top the cardboard twice v the pencil. Attract a one 1/2-inch roughly each traced circle.
Cut the end the one so the you have actually two cardboard "O"s" the fit snugly around the movie canister and also slide lock onto the canister around an inch apart. Wrap electric tape between the cardboard pieces and on the outside edges that the canister.
Wind the magnet wire roughly the canister between the cardboard piece 1,000 come 2,000 times, being certain to leaving a couple of inches of the start of the wire hanging free so that you can affix the irradiate to the later.
Secure the covering wire into place through a small piece that tape, leave a long, loose piece of wire on one of two people end. Scrape the insulation turn off the loose wire pieces through the sand paper.
Wrap the ends of the wire about the finish pieces the the LED light bulb. Tape come secure the wired bulb to the bottom of the canister.
Place the neodymium magnet inside the canister and close the lid. Hold the canister in between your thumb and also forefinger so that the lid does not come loose, shake the canister earlier and forth to light the bulb.
1/4 spool that copper magnet wire Fine grit sandpaper Scissors Pencil little and powerful neodymium magnet short voltage LED light bulb (less 보다 2.5 volts) 35 mm movie canister electrical tape Cardboard
Adding an ext magnets come the canister or much more turns to the cable coil can readjust the brightness that the bulb. Experiment through the variety of turns and also magnets to see just how you deserve to make your generator much more powerful.
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Adding more magnets come the canister or more turns to the wire coil can readjust the brightness that the bulb. Experiment through the variety of turns and magnets to see exactly how you deserve to make your generator more powerful.
Linda Becksterhed is a experienced writer v a legal and also crafting focus. She handled creation and distribution of fan newsletters indigenous 1998 to 2001 and also maintains an to chat blog. She is a paralegal and also an achieved fiber artist, specializing in yarn, spinning fibers and crochet and also knit designs.