Hacker News26h agoenergy 64

One Manhattan power room took down FAA air traffic control in 1991

matthorn.io: software and security engineering, styled as a terminal prompt
image: Hacker News

Figure 1: Isometric layout of an AT&T Lineage 2000 (J85500A-2) central office −48V DC battery plant, showing the cylindrical KS-20472 Round Cell strings …

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