JohnCoker's Recent Activity

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  1. JohnCoker replied to the thread materials that interfere with RF.

    Very interesting stuff! So we don't really know which materials are better; they're just affect things in different ways depending on...

    Jan 14, 2020 at 5:19 AM
  2. JohnCoker posted a new thread.

    materials that interfere with RF

    OK, so what is it exactly that attenuates RF? Let's say I want an electronics bay with a threaded rod spine, but don't want that spine...

    Forum: Rocketry Electronics and Software

    Jan 13, 2020 at 1:53 AM
  3. JohnCoker replied to the thread What Rockets are you working on :).

    Astrobee 500 model: jcrocket.com/astrobee500.shtml

    Jan 12, 2020 at 9:02 PM
  4. JohnCoker replied to the thread In Search of a Cheap Altitude Record - Going high and fast with 3D-printed components.

    Very interesting. What's the minimum thickness/width for which it will use the reinforcement? Do they have a story for increasing...

    Jan 11, 2020 at 3:00 PM