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David Jones really liked his old Casio CFX-400 scientific calculator watch. As a professional electronics design engineer, he appreciated the greater functionality it had over other calculator watches, which typically support only the four basic functions. He was saddened when his 20-year-old Casio finally bit the dust, so when he looked around and realized there was no one making scientific calculator watches anymore, he decided to make his own. He calls it the μ Watch ("Micro Watch"). His goals were to make a scientific calculator watch that was good-looking and practical, and could be assembled from off-the-shelf parts. "I could have designed a custom case for it, and used custom parts to get the size down and make it look like a store-bought watch, but there was no fun in that! Using off-the-shelf parts was a real... [read full story]
