Mona Lisa Photo
Imaging

One-Line Mona Lisa

How many lines would you need to draw a complex grayscale image of Leonardo Da Vinci’s Mona Lisa? The old NTSC (National Television System Committee) analog broadcast TV systems in the United States used 525 […]

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Welcome

Welcome to 4Techies

Techies tend to be interested in, knowledgeable about, and proficient in electronics, software, networking, energy, medicine, weather, Earth, sea, space, mathematics, and everything else that is real or possibly real. However, you will know there is […]