books.google.it - Explains the reasons, limitations and trade-offs inherent to communications satellites. The first half deals with link power budgets as well as communications hardware and examples of complete link budgets. Spacecraft technology and a description of the objectives and basic operating methods of each...http://books.google.it/books/about/Principles_of_communications_satellites.html?hl=it&id=LctrAAAAIAAJ&utm_source=gb-gplus-sharePrinciples of communications satellites
