Viewing profile — butvacuum
butvacuum
HN member- Joined
- Fri, Nov 14, 2025, 3:48 AM UTC
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About butvacuum
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Recent public activity
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Comment #49247183
a bit rich since california is probabaly a major reason the systems are expensive to begin with.
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Comment #49245246
It'd be better as an ashens video.
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Comment #49232458
It probably was NRND on mouser/digikey by then... not that there was much choice in 2013- you went with what you had instead of $1000+ dev boards.
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Comment #49217034
No-Load losses on the power conversion seems to be the real issue and is rarely mentioned and understood even less often. Plus the conversion eff. curve. Eg: I shaved ~40W off the …
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Comment #49205763
self reply: I didn't mean to sound dismissive, just that it's way older than 3d printers. Overall I'd classify this as a "Gutless wonder": Something Engineered that seems like it'd…
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Comment #49204247
It's been a standard method for decades. Theres a lot of cases where even the center post isn't required as the zero radius 180 won't fit back through the slot.
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Comment #49200433
I couldn't quite remember vitalism- so I used aether. I think it shows a lot of vitalism's issues to a much wider group anyway- since aether theory is among the discarded theories …
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Comment #49192703
so what part of the aether is needed for consciousness then?
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Comment #49140434
I turned focus time off- and have'nt heard from it in so long I had to look up what you were talking about.
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Comment #49116771
watching car repair stuff- it's more EPA requirements. an electronic thermostat and fan clutch on an econobox?
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Comment #49115831
also: citrus- wash your hands after.
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Comment #49110851
Have a look at Electric impedance spectroscopy- https://en.wikipedia.org/wiki/Dielectric_spectroscopy Theres a handfull of Tier 1 BMS chips that support it already. though, half of…
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Comment #49101029
most of them are populated thanks to explicit efforts from the government.
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Comment #49085487
is it just me or is it about once a decade somebody gets publicised for this and the government *really* throws the book at them.
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Comment #49083194
Desktop DDR rarely exceedes 64bits(you have to combine more than one dimm). Since RAM is a parallel bus that means 64 conductors that have to be impedance and length controlled. GP…
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Comment #49073235
Very interesting. I don't see it mentioned so I'll ask: Would being able to alter voltage levels on the fly (eg, cells x y and z get 1.25 while abc get 1.2) expand the ability here…
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Comment #49071714
Is there really a use for this(temporary adhesives) outside of Fixturing?
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Comment #49071581
This is freqently, dangerously, wrong- and is missing critical information. I saw no discussion of: * C rate * fuse selection * inverter precharge (capacitive loads) * cell level m…
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Comment #49071228
yea, eggs in a busy kitchen or when you haven't been out of bed for more than 5m is risky.
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Comment #49065080
This is a fine project- Learning, Teaching, and simply as art. And, though I risk being black and blue for agreeing- I'm starting to: Social media made y'all way too comfortable wi…
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Comment #49055243
No bees in my bonnet about it. ;)
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Comment #49054867
This comment is going to stir up quite the buzz.
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Comment #49053810
windirstat currently doesn't take 3min to index 500k+ files on an 8x8tb drive raidz2 that's 90% full. When I stopped using windoratat 3ish years ago it took a few minutes to index …
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Comment #49053768
and one with a plate that's already reported stolen. trnslation: it's a zero effort publicity project.