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August 17, 2021 Archives
Tuesday, August 17, 2021
TRACKING WITH CLOSEUPS: Champlain Towers South Collapse in Florida—What We Know So Far
Posted at
13:32
THE HAPPENING WORLD: Arianespace Vega VV19 Launch—Pléiades Neo 4 / LEDSAT / RADCUBE / SUNSTORM / BRO-4
I have cued the video to start one minute before liftoff. If you wish to see the preliminaries, scroll back to the start.
Posted at
13:05
CONTEXT: Relativity Space—Building (Almost) an Entire Rocket with 3D Printing
Posted at
12:29
CONTINUITY: Hewlett-Packard 150A Oscilloscope Restoration: Part 2
After a release of the magic smoke event, replacing defunct capacitors, testing and changing defective vacuum tubes, the beast, with fifty-two tubes aglow, begins to come to life. More troubleshooting remains, but it's coming along.
Posted at
11:20