| This design is useful for speedy mobile robots and provides fast, contactless detection of obstacles ahead. Not only can it detect the obsta...
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| A hollowed-out pumpkin with a candle in front of the house, children who will come to ‘trick-or-treat’ and beg for candy… Halloween is a fes...
| This Arduino-driven fixture enables the essential characteristics of many types of temperature sensor including silicon, PTC, and NTC to be...
| Even in the Internet & Wi-Fi age where it seems irrelevant just where you are at a specific time, it’s sometime useful to know if a visitor...