http://www.tigoe.net/pcomp/code/archives/picbasic_pro/000245.shtml
http://www.sparkfun.com/commerce/product_info.php?products_id=8368
http://arduino.cc/
http://jeff.medkeff.com/robotics/hardware/focuser.html
not strictly stepper:
http://www.makezine.com/blog/archive/diy_projects/62.html and
http://www.instructables.com/id/EVIV78PF1B3RH1U/
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Observatory
Observatory 2.0 – Time has come today!
General / Maintenance
First Light, a deeper look
Mount / Observatory / Telescope
Observatory 2.0 – Result!
Observatory
Observatory 2.0 – The Pier goes in
Gear / General / Maintenance
Martin Farmer Wormblock installation notes
Deep Sky / Long Exposure Photography
NGC2244, The Rosette Nebula
Deep Sky / Long Exposure Photography
Another beautiful night.