Comment on I overengineered a spinning top [video]Comments−dmoy7moGuinness book of world records lists a 7+ hour unassisted spin of a wooden top, and a mechanical-assist (like this one) of 41+ hoursHow long would a better battery go here?I'm curious what the jump from 2-> 40+ hours requires−rationalist7moVacuum chamber?−dmoy7moNo doesn't appear so. Seems to be just in open air. They've got a kickstarter done for one that does 6+ hoursGuess it's cnc milled, maybe that's part of it. Increase mass of the thing? Idk−dmonitor7mohe is also using development boards wired together rather than a custom pcb. there's a good chance the choice of passive components, removal of unneeded components, and better optimized power converters can improve the design.
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Guinness book of world records lists a 7+ hour unassisted spin of a wooden top, and a mechanical-assist (like this one) of 41+ hours
How long would a better battery go here?
I'm curious what the jump from 2-> 40+ hours requires
Vacuum chamber?
No doesn't appear so. Seems to be just in open air. They've got a kickstarter done for one that does 6+ hours
Guess it's cnc milled, maybe that's part of it. Increase mass of the thing? Idk
he is also using development boards wired together rather than a custom pcb. there's a good chance the choice of passive components, removal of unneeded components, and better optimized power converters can improve the design.