Most free satellite finder apps come packed with features designed to simplify dish alignment. You’ll typically find: ...

II. AN important objection was made to me some years ago by Capt. Evans against the use of quadrantal correctors in the Navy, that they would prevent the taking of bearings by the prismatic azimuth ...

A LEADING feature of present-day methods of navigation is the use of tables. There is scarcely any method in use in navigation for which one, and probably many, tables, of more or less practical ...