Recent activity by willlast

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Why are LiFePO4 batteries so expensive?

asked Apr 20, 2021

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How long does 400mah battery last?

asked Dec 7, 2020

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How long can a 70 year old man expect to live?

answered Jul 19, 2020

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Is HD Radio better than FM?

answered May 22, 2020

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What does a thermistor measure?

answered May 20, 2020

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What are the three basic logic gates?

answered Feb 13, 2020

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What is a programmable robot?

answered Feb 13, 2020

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What is a phototransistor Wikipedia?

answered Feb 13, 2020

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How long do EL wires last?

asked Feb 9, 2020

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