A cool way to test a LED bulb emitter! Plug it in to your multimeter and see it light up. It's really cool!
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Infrared LEDs Protect Your License Plate Number from Police Cams
How To:
DIY Stick Welder from Old Microwave Parts
How To:
It's Raining Sweets and Treats! How to Make Your Own Pneumatic Candy Cannon
How To:
Make a Spot Welder for Cheap!
How To:
Hack the Staples Easy Button
How To:
Make an umbrella parabolic microphone
How To:
Build a radar from cheap satellite dish parts or a toy radar gun
How To:
Fix Dead Lithium-Ion Batteries That Won't Hold a Charge Anymore
How To:
Hack your electricity meter
How To:
Hack a coin operated laundry machine
How To:
Make a satellite dish Wi-Fi antenna for free internet
How To:
Make a PVC Hand Pump to Move Water, Compress Air, & Create Vacuum
How To:
Make an Infrared Mask to Hide Your Face from Cameras
How To:
Quick-N-Dirty Circuit Board Repair: How to Patch Faded or Corroded Traces with Pencil Lead
How To:
Make a Super Cheap One-Way Check Valve
How To:
Hack a Vending Machine in 3 Easy Steps
News:
Mod a flashlight into an IR night vision light
How To:
Extract an RFID chip from a card & make it wearable
How To:
Build a cheap perpetual energy generator (FAUX-TO)
How To:
Secretly record people with your own spy sunglasses
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