Configurable Pet Gate Pivots 180° For A Drill-Free Barrier In Any Space
ION PICS 2 SD, PICS 2 PC Photo & Negative Scanners Preserve ALL Your Images
Slanket Sleeved Blanket Gets You Armed For Winter Warmth
Pump And Grind One-Handed Salt And Pepper Mills Keep Your Other Hand Free
Indoor Barking Dog Deterrent Trains Your Canine To Cease Bad Behaviors
Bedtime Reader’s Nightstand Keeps Your Reading Material Organized
DormVault Laptop Safe Bolts Down Your 17-Inch Notebook & Accessories
Serta Ultimate 4-Inch Memory Foam Mattress Topper Improves Your Sleep
Solid Insulated Thermal 84-Inch Blackout Curtains Block Light, Cold And Noise.
Transparent Canoe Kayak Is Clearly The Boat For Underwater Panoramas
Here is an interesting project that uses the Hall Effect to make a magnet hover in mid air. A microcontroller is used to make rapid adjustments in the strength of the electromagnet (the coil above) to center the permanent magnet and keep it still. Even with outside influences – in this case a poking finger (video below) – the permanent magnet quickly returns to to the center.
