Viewing profile — waerhert
waerhert
HN member- Joined
- Mon, Jul 21, 2025, 2:47 PM UTC
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About waerhert
Recent public activity
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Comment #49236732
[dead]
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Comment #48644854
On the outside it looks very similar to what Michael Levin found on electrical communication between living cells. There too, the organism's cells were able to structure and repair…
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Comment #46920283
Agreed! And also, Total capacitance in series is 1/C1 + 1/C2, while in parallel is C1 + C2. Total inductance in series is L1 + L2, while in parallel is 1/L1 + 1/L2
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Comment #46878918
Nice approach! On Ubuntu 24.04 I had to loosen some AppArmor protections by creating a file: > cat /etc/apparmor.d/bwrap #include /usr/bin/bwrap flags=(unconfined) { userns, }
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Comment #46878616
Great read, thanks for sharing this. I'm also coming from software and have recently started making some hardware for personal use in my free time. The idea of selling it as an act…
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Comment #46651892
https://svendewaerhert.com/blog/
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Comment #46282642
Isn't DDC the I2C bus? Interesting article about that here: https://mitxela.com/projects/ddc-oled
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Comment #46242557
Very cool, thanks for sharing! Any ideas of adding 2 gimbal motors to this for GOTO? MS6010v3 or something lighter would seem like a good fit.
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Comment #46047874
It's not limited to WiFi networks and indeed the fingerprints you suggest would be a lot better because they would change significantly over time. The whole WiFi networks idea kind…
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Comment #46047390
I see, this sheds some new light on your initial concerns. I'm aware an attacker can keep pretending to be inside an environment once they've seen it. I wasn't accounting for a sce…
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Comment #46046728
Thanks for the heads up! Good to know what's out there. Interesting that I independently arrived at something possibly similar.
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Comment #46046504
Thanks for the feedback! Rainbow tables probably won't work here since the epoch (rounded to 5 minutes) salts everything, so precomputed tables would expire constantly. You would u…
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Comment #44970625
My immediate thought after seeing the first chart was that it is inversely related to my own experience with movies in the last 20 years. Maybe there's an idea in there for a 'scor…
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Comment #44957306
Works great on cheeses too!
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Comment #44957255
OnStepX is very much pulse based as far as I understand it. I haven't encountered offloading techniques like you mentioned yet. Since both motors support (multiturn) positon modes,…
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Comment #44957190
Indeed the cost is mainly from assembly. The board itself is 2 layers, all default settings at Jlcpcb except for the color which is now black as opposed to the default green. This …
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Comment #44953912
Yes! And when you need advice on an electronic circuit you can export it in netlist format from KiCAD. This is a textbased representation of the schematic which is very understanda…
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Comment #44952905
Good catch and explanation!
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Comment #44952679
Thanks for the compliment and links! Can you tell me more about the aircraft tracking? I've been toying with the idea of being able to select a nearby airplane on flightradar24 and…
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Comment #44952253
Yeah I didn't expect such a stark difference in image quality from the same lens when using it for day photography vs astrophotography. Just goes to show how incredible a proper as…
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Comment #44952131
Thanks, glad you enjoyed this. It's good to be in a place where you're confident things will turn out alright when you send your designs halfway across the world to be manufactured…
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Comment #44951895
Thanks! If you hook your ZWO up to Kstars/EKOS you can use plate-solving in software to find out exactly where your scope is pointed at and then adjust accordingly.