Why is that you always test 48 bulbs before you find the bad one in a 50-light string? This simple circuit allows you to divide and conquer, greatly reducing the time it takes to find the bad bulb.
Last night, the 75-foot Norway Spruce was lit at Rockefeller Center. According to its website, The Rockefeller Christmas Tree has over 50,000 multicolor LED lights (that’s five miles of string lights) ...
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