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plasmatorch

HN member
Joined
Sun, Aug 04, 2019, 5:52 AM UTC
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About plasmatorch

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Recent public activity

  1. comment
    Comment #48822208

    Used to work in photonics. The star coupler portion is a Rotman lens, the whole thing is different (an AWG). It's used to spectrally separate an input (or in this case, inputs) acr…

  2. comment
    Comment #47977978

    Atomic Machines is building a manufacturing platform for a new class of micromachines, here in the Bay Area. We have open roles in SW/EE/ME. My team is hiring for this role, ONSITE…

  3. comment
    Comment #39025120

    Aside from cranking the math, here's how I think about it: in the far field of a small aperture, the electric field has spherical phase (think expanding circles), and the field dis…

  4. comment
    Comment #33446109

    IIRC, it took about 50~100 W from a power supply to beam ~2.5W to a target antenna array, but that was fairly early on, so it's likely better now.

  5. comment
    Comment #33445244

    I worked on this project a few years back, on the power transmission bits. It's pretty cool from the engineering side; the mechanics need to be very light, and unfold into a large …