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Plasma Globe Circuit
derinsherman62
777 views
A video demonstration of a plasma globe circuit made using a 555 timer chip oscillating at about 5.5kHz driving an induction coil using an IRF640 Mosfet. The high voltage ...
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Plasma speaker: making musical sparks
derinsherman62
21,496 views
A video demonstration of a plasma speaker made using a 555 timer chip driving a flyback transformer using an IRF640 Mosfet. The width of the pulses generated by the 555 ar...
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Wireless power transmission
derinsherman62
4,218 views
A wireless power transmission system based on evanescent waves and resonance. The system shown in this video was build by Cornell College students Lucas Jorgensen and Adam...
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McCollough Effect Illusion
derinsherman62
1,380 views
A demonstration of the McCollough effect. This optical illusion is similar to an after image effect illusion insofar as it involves complementary colors. It is different ...
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Make a radio using an oscilloscope
derinsherman62
1,938 views
Radios are based on electrical oscillators which are directly analogous to mechanical oscillators. You can make a radio using an inductor, capacitor, oscilloscope, solar c...
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Solar cell impedance spectroscopy
derinsherman62
1,061 views
Talon Holmes and Nathan Jepsen creating a system to test the complex impedance of solar cells as a function of frequency (impedance spectroscopy). More info on this solar ...
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physics game
derinsherman62
653 views
This is a demonstration of my open source Blender physics game which is available at http://people.cornellcollege.edu/dsherman/physics-game/ It will run on Macs, PCs and Li...
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Blender Motion Tracking Test - Snub Docedahedron
derinsherman62
244 views
This is a motion tracking test using Blender to render a snub dodecahedron floating outside Cornell College's Law Hall (where the math and computer scientists reside). Thi...
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Strobe light makes water drops fall in slow motion
derinsherman62
33,351 views
Using a reciprocating pump and a strobe light, we can make water drops appear to fall down (or up) in slow motion. This illusion is due to the periodic nature of the pump:...
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Transmission hologram viewed in red and green laser light
derinsherman62
247 views
Transmission holograms are complex diffraction patterns which can only be viewed in one wavelength at a time. As the wavelength gets smaller, so too do the images in the h...
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