A cool way to test a LED bulb emitter! Plug it in to your multimeter and see it light up. It's really cool!
Just updated your iPhone? You'll find new Apple Intelligence capabilities, sudoku puzzles, Camera Control enhancements, volume control limits, layered Voice Memo recordings, and other useful features. Find out what's new and changed on your iPhone with the iOS 18.2 update.
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Infrared LEDs Protect Your License Plate Number from Police Cams
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10 Unique & Practical Ways to Repurpose Your Old Hard Disk Drives
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Turn an Automatic Air Freshener Dispenser into a Silly String Launcher
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Eavesdrop from a Distance with This DIY Parabolic 'Spy' Microphone
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Convert Your Old Apple iMac G4 into a Cable-Ready HDTV
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Turn a laptop touch pad into a mini graphics tablet
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Make a DIY hologram illusion with a monitor
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Increase the range of a remote control
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Add Inductive Charging Capabilities to a Samsung Galaxy Nexus, Note 2, and Other Android Devices
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Make a Super Secret Batman-Style Bust Switch for Your Batcave (Or Just Your Lights)
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This DIY Illuminated Isomorphic Keyboard Changes Colors as You Play Music
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Turn a Webcam and Phone into a Security Spy System
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Light a light bulb with a potato battery
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Make a PVC Hand Pump to Move Water, Compress Air, & Create Vacuum
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Fix Dead Lithium-Ion Batteries That Won't Hold a Charge Anymore
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Hack a Sony Handi-Cam to be able to film in infrared
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Hack Christmas Lights for Custom Holiday Lighting Patterns
How To:
Build a power supply for electroluminescent (EL) wire and displays
How To:
Satisfy Your Need for Speed with This DIY Arcade-Style Racing Cockpit
How To:
Hack a 20-Year-Old "Brick" Phone into a Digital Cell You Can Text On
News:
Infrared LEDs Protect Your License Plate Number from Police Cams
How To:
10 Unique & Practical Ways to Repurpose Your Old Hard Disk Drives
How To:
Turn an Automatic Air Freshener Dispenser into a Silly String Launcher
How To:
Eavesdrop from a Distance with This DIY Parabolic 'Spy' Microphone
How To:
Add Inductive Charging Capabilities to a Samsung Galaxy Nexus, Note 2, and Other Android Devices
How To:
Convert Your Old Apple iMac G4 into a Cable-Ready HDTV
How To:
Increase the range of a remote control
How To:
Turn a laptop touch pad into a mini graphics tablet
How To:
Make a DIY hologram illusion with a monitor
How To:
Make a Super Secret Batman-Style Bust Switch for Your Batcave (Or Just Your Lights)
How To:
This DIY Illuminated Isomorphic Keyboard Changes Colors as You Play Music
How To:
Turn a Webcam and Phone into a Security Spy System
How To:
Light a light bulb with a potato battery
How To:
Make a PVC Hand Pump to Move Water, Compress Air, & Create Vacuum
How To:
Fix Dead Lithium-Ion Batteries That Won't Hold a Charge Anymore
How To:
Hack a Sony Handi-Cam to be able to film in infrared
How To:
Hack Christmas Lights for Custom Holiday Lighting Patterns
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