T&L Publications

Hi, Thanks all. It's a dome, a slotted dome in fact. It's about 6 feet across and made from wood (heavy). It wouldn't be too similar to a scope controller since all I really want is a way to tell the dome to rotate and in some way be able to tell which direction the scope is pointing. There is, of c...

Hi, My school is trying to build a telescope dome controller. Can anyone describe to me the basics of shaft encoders? ie, starting with WHAT is a shaft encoder and how is it used? Barring that, does anyone have any suggestions as to how I might be able to get any kind of, oh, say, TTL level feedback...