I am using small Hobby drill (cheap dremmel tool) t make holes in PCB. Recently I broke several high speed steel drills. I decided to explore, why the drills are broken. After some investigation, I discovered that drill is moving a bit to side. The problem is in the drill grip. Sometimes, one element of […]
Just small note about the beauty of laser beam image. Laser beam is coherent light- the waves of the light are synchronized. So all theoretical effects of light can be viewed with naked eye. Here is the image of interference- some light is delayed and when the phase of the wave is opposite, the light […]
This web log entry was written in Lithuanian language before new year. It was just a joke…
My nephew decided to build holographic super computer as his science project. (It a partly true). Here is small glance to the upcoming project- all information about this project is about 15 gigabytes in my hard disk. But later […]
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