sephamorr

19 ms·

181.
by sephamorr 8y ago
Expanding on above, Al-based BEOL interconnects were used until the process for making the more-difficult Cu interconnects matured around the turn of the millennium. Without precautions, Cu will diffuse into Si badly and generate tons of tr
182.
by sephamorr 9y ago
I think the best analogy is a roulette wheel. You know about when it's going to stop, but that doesn't help much to analyze where.
183.
by sephamorr 9y ago
A similar thing is happening with helium too. The concern over the impending closure of the US National Helium Reserve prompted people to start looking, and the results are already promising: https://www.bloomberg.com/news&#
184.
by sephamorr 9y ago
Not sure where you got the 25ms number from. Viasat-2 is in geostationary orbit at 35000km. The roundtrip speed of light delay alone is 240ms.
185.
by sephamorr 9y ago
I actually totally agree with you. Altium is the least-worst, but that's why I get so annoyed; I'm deliberately choosing to use it, but it's still such an unsatisfying experience.
186.
by sephamorr 9y ago
Altium Designer. I've never had to put up with such an unstable buggy (and expensive) piece of software before. Just reading the changelog makes it apparent that they have no regression testing, and every feature seems to start out as
187.
by sephamorr 10y ago
It was an inspection failure from SpaceX's perspective. The vendor mismanufactured the part initially, but the failure rates of the parts were very low (to the order of several out of a batch of 10000 units), hence they weren't ca