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Making a USB desk fan from spare CPU fan

If I wanted to make a USB desk fan from a spare CPU fan (input: 12V, 0.15A), could I just solder a resistor to the positive lead of the USB wire? I plan on getting an adjustable voltage booster, but I was curious if this was possible. I think I would need a 13 ohm resistor for USB 3.0.

What Will Be the Singularity Endgame: Utopia, Dystopia, Collapse, or Extinction? Why?

The Singularity is a hypothetical future event where technology growth becomes uncontrollable and irreversible, leading to unpredictable transformations in our reality^1^. It’s often associated with the point at which artificial intelligence surpasses human intelligence, potentially causing radical changes in society. I’d...

Maanddraadje Juli 2023 Dutch

Bespreek in dit maanddraadje hoe het met je FIRE-doelen gaat. Bijvoorbeeld wat er tegen zit deze maand, of wat er juist meevalt. Daarnaast mag je hier uiteraard je vragen stellen die niet direct in een eigen post thuishoren. Ook zijn we in het maanddraadje iets coulanter met de ‘On-topic’-regel, wat ruimte geeft voor meer...

Physics - A community for physics related discussion!

I noticed there was no physics-specific communities (at least that I could find) so I went ahead and made one! My idea is that it’ll be a community for all people with an interest in physics to discuss, ask questions, and share knowledge. Come post stuff you find interesting!...

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