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Build a PIR (passive infrared) motion alarm with MAKE
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Fix Dead Lithium-Ion Batteries That Won't Hold a Charge Anymore
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How To:
Make a satellite dish Wi-Fi antenna for free internet
-
How To:
Build an eco-friendly directional WiFi antenna
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How To:
10 Unique & Practical Ways to Repurpose Your Old Hard Disk Drives
-
How To:
Hack Smart Cards for satellite TVs
-
How To:
Eavesdrop from a Distance with This DIY Parabolic "Spy" Microphone
-
How To:
Recharge non-rechargeable batteries in seconds
-
How To:
Make an AC Arc Welder Using Parts from an Old Microwave, Part 1
-
How To:
Build a low cost portable hamstick antenna
-
HowTo:
Beat the Heat for Cheap- DIY Air Conditioner
-
How To:
Block RFID Signals, Build an RFID Reader Detector, and Make Custom RFID Tags
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How To:
Make a Super Cheap One-Way Check Valve
-
How To:
Build a weatherproof compact high gain WiFi antenna
-
How To:
Test an LED bulb with a multimeter
-
How To:
Open a power supply without destroying a transformer
-
How To:
Make an LED or a light emitting diode
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How To:
Make a Secret Car Compartment
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How To:
Turn a cheap MIDI keyboard into a custom audio control
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How To:
Turn a flashlight into a laser
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How To:
Build a PIR (passive infrared) motion alarm with MAKE
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