You can make a laser diode driver extremely inexpensively - the materials in this tutorial cost less than three dollars in total. Find out what to buy, and then this tutorial shows you how to assemble your purchases for a laser diode. Awesome!
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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Place Your Electrical Socket Safely in the Wall If It Was Pulled Out
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Light a light bulb with a potato battery
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Make a satellite dish Wi-Fi antenna for free internet
How To:
Convert Your Classic Game Boy into a Powerhouse Emulator That Plays Practically Any Retro Game
How To:
Fix Dead Lithium-Ion Batteries That Won't Hold a Charge Anymore
How To:
Quick-N-Dirty Circuit Board Repair: How to Patch Faded or Corroded Traces with Pencil Lead
How To:
DIY Stick Welder from Old Microwave Parts
How To:
Hack a Pair of Cheap Active Shutter 3D Specs into Light-Detecting, Auto-Tinting Sunglasses
How To:
Increase the power of a 5mw green laser pointer
How To:
Fix a HP tx1000 laptop black screen with a penny
How To:
Hack RFID enabled credit card & steal money for cheap
News:
Infrared LEDs Protect Your License Plate Number from Police Cams
How To:
Convert Your Old Apple iMac G4 into a Cable-Ready HDTV
How To:
Hack Christmas Lights for Custom Holiday Lighting Patterns
How To:
Use a Flatbed Scanner and Raspberry Pi to Take Super Sharp Macro Photos
How To:
Make a Powerful Handheld Rocket Launcher from PVC and Sprinkler Parts
How To:
Place Your Electrical Socket Safely in the Wall If It Was Pulled Out
How To:
Make a remote control work with only one battery
How To:
Cut a circuit board
How To:
Emulate joystick input with a Wiimote and GlovePie
How To:
10 Unique & Practical Ways to Repurpose Your Old Hard Disk Drives
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Light a light bulb with a potato battery
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Awesome !
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