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Definitely not competitive with an experienced operator on a real IBM 029 keypunch machine
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Enable input can accept a logic signal up to 6 V
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They’re much better camouflaged in their natural surroundings
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With the LED forward drop at a surprisingly high 3.3 V = 1.6 W. Ouch.
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Burning half a watt is Good Enough for the purpose
The Smell of Molten Projects in the Morning 