propfan

369 photos tagged propfan, from 1 member of Flickr Commons.

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The last upload was July 2025.

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26_0021962 Rohr Collection Image

from SDASM Archives

  • Chuck Walla said:
    The person at right may be Keith Seivers from NASA.

    I think that's a Senheiser shotgun microphone. I'm surprised it works outdoors. The air must have been still.

26_0025544 Rohr Collection Image

from SDASM Archives

  • Chuck Walla said:
    Finally, we see the other end of the two drive cables that go into the test black fixture allowing adjustment of prop pitch. That blue motor on casters is what applies power to the drive cables.

26_0021969 Rohr Collection Image

from SDASM Archives

  • Chuck Walla said:
    The person at right may be Keith Seivers from NASA.