Do you have an old uninterruptable power supply you're not using or that's broken? Most people have scads of them these days, and they contain all sorts of useful electronics parts, including all of the stuff to make a little batter charger, which you'll learn how to do by watching this video and checking out the circuit diagram here.
Just updated your iPhone to iOS 18? You'll find a ton of hot new features for some of your most-used Apple apps. Dive in and see for yourself:
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Make a homemade fractal antenna for HD and digital TV reception
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Build a simple carboard magnet generator
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Hack a 20-Year-Old "Brick" Phone into a Digital Cell You Can Text On
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Hack Christmas Lights for Custom Holiday Lighting Patterns
How To:
Light a light bulb with a potato battery
News:
Infrared LEDs Protect Your License Plate Number from Police Cams
News:
Recycle an old satellite dish into a WiFi booster
How To:
Make a DTV antenna & a steadicam
How To:
Fix Dead Lithium-Ion Batteries That Won't Hold a Charge Anymore
How To:
Eavesdrop from a Distance with This DIY Parabolic 'Spy' Microphone
How To:
Turn Any Wall Portrait into Your Own Personal Scooby Dooish "Eye" Spy Surveillance System
How To:
Build a weatherproof compact high gain WiFi antenna
How To:
Turn Your Android Device into a Customizable Thermostat for Your Home
How To:
Make a PVC Hand Pump to Move Water, Compress Air, & Create Vacuum
How To:
Extract an RFID chip from a card & make it wearable
How To:
Convert Your Old Apple iMac G4 into a Cable-Ready HDTV
How To:
DIY Stick Welder from Old Microwave Parts
How To:
Make a homemade fractal antenna for HD and digital TV reception
How To:
Make a DIY vehicle immobilizer to stop car thieves
How To:
Build a mini hovercraft with household items
News:
Mod a flashlight into an IR night vision light
How To:
Hack a 20-Year-Old "Brick" Phone into a Digital Cell You Can Text On
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Turn Your Old NES into an All-In-One Retro Gaming Console
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