This Webring represents a selection of Websites that display procedures to equip amateur telescopes with homemade computerized drive systems following the procedures outlined by Mel Bartels.
Shows photos of the scope controller I have made and the parts that make it up. Also have schematics and cad drawings of the printed circuit boards that are part of the controller.
The site is in spanish. It is an entire description of all the automation process, from hardware to the configuration and initialization of the telescope with the Mel Bartels' system.