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A comment on Start Tracking Satellites with This Low-Cost Azimuth-Elevation Positioner. Parent comment
SARCNet have a couple ( light and heavy models ) for instance:
http://www.sarcnet.org/projects/project_rotator_MkII.html
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SARCNet have a couple ( light and heavy models ) for instance:
http://www.sarcnet.org/projects/project_rotator_MkII.html