Latest Posts

SCR Tester – Homemade DIY SCR Powerblock Tester

July 3, 2018

Here we take a look at an SCR Tester we built to test large power block SCR which required more current than commercially available small testers could provide. Click here to Subscribe to our Youtube Channel: http://goo.gl/DDfVab https://www.youtube.com/user/KGittemeier   This prototype SCR Testing device tests the Gate Trigger Current (IGT), Latching Current (IL) and Holding…

DIY Diamagnetic Levitation from Scraps – 24 cents

July 3, 2018

Amazing at home Diamagnetic Levitation from scrap material and 24 pennies. Cheap diy diamagnetic levitator is a cool magnet trick you can do easily. Homemade Diamagnetic Levitation device demonstrates the properties of magnetism and diamagnetism. Homemade DiaMaglev Materials List: Strong Magnet (hard drive magnet) Diamagnetic Material (Motor Brush) Small Magnet (toothbrush head magnet) Spacers (pennies)…

DIY Diamagnetic Levitation

July 3, 2018

DIY diamagnetic levitation with an old hard drive magnet and carbon graphite elevator motor brushes used as diamagnetic plates. Crudely and quickly made for nearly free. You can also levitate a magnet with silver, bismuth, or pyrolytic graphite for best results. The graphite, silver, and bismuth act as a diamagnetic and repel a magnet regardless…

Free Energy?

July 3, 2018

Free Energy? Machines turning and radiometers spinning but no free energy here, maybe some green energy. Just some cool science and physics demonstration apparatuses to help get kids interested in science and thinking about things. Click here to Subscribe to our Youtube Channel: http://goo.gl/DDfVab https://www.youtube.com/user/KGittemeier   These items can be purchased from the following Amazon…

How To Build a Retractable Magnetic Plumb Bob

July 2, 2018

How To Build a Retractable Magnetic Plumb Bob Tie a retractable chalk reel line to a plumb bob. Be sure to get braided line as it wont twist and spin. Glue a magnet to the back for quick easy attachment to ferrous metal objects and also to hold the plumb bob while in storage. I…

DIY Magnetic Field Visualizer

July 2, 2018

How to see invisible magnetic field lines with this homemade Magnetic Field Line Viewer – 3D DIY. If you don’t want to build your own diy 3D Magnetic Field Demonstrator many are available for purchase like the following: https://amzn.to/2MubxUM Amazon Affiliate Link You can purchase the following from my Amazon Affiliate links or any similar products…

Running a Hard Drive Motor (BLDC) with an ESC

July 2, 2018

Running an old Brushless DC (BLDC) Hard Drive Motor with a ESC, RC electronic speed control. These are decades old hard drives with large aluminum platers that I have been meaning to spin up for years to do some magnetic projects. I have larger older 2 GB server drives I plan to spin up next…

Mounting & Testing High Wattage LED Chips

July 2, 2018

Drill, tap, add heatsink compound and mount new high wattage LED chips on a heat sink for testing. Amazon Affiliate Links for products used in video: LOHAS 100W LED Chip: https://amzn.to/2Ki2EkB LED Lens / Reflector Base: https://amzn.to/2tRkjEK Dow 340 Heat Sink Compound: https://amzn.to/2yS4kMx Aluminum Heat Sink: https://amzn.to/2IDpZaQ Wera Kraftform 70 32 Piece Set: https://amzn.to/2MBZXqH Wera…

New 100W LED Chips First Look & Test

July 2, 2018

First look at some new high wattage LEDs. 50w Red LED, 100w Cool White, 100w Warm White. Amazon affiliate links to products: LOHAS 100W LED Chip: https://amzn.to/2Ki2EkB LED Lens / Reflector Base: https://amzn.to/2tRkjEK Will be used to make flashlights and various other lights. Have more due to arrive by mail. If all goes well with…