Photographer Eric Brummel stabilized his camera to capture earth's rotation
@stux https://en.m.wikipedia.org/wiki/Equatorial_mount
@rresoli @stux is the rotation controlled by some motors, or is it just gyros?
@wolf480pl @stux only motors, no gyros ...
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@rresoli @stux
is the rotation controlled by some motors, or is it just gyros?