Frenzel, Louis E. Principles of electronic communication systems Louis E. Frenzel - 2nd ed. - McGraw-Hill/Glencoe New York 2003 c2003 - ix , 1030 p. : ill. , (chiefly col.) ; 29 cm. Includes index ISBN: 0078281318 Subjects--Topical Terms: Telecommunication--TK LC Class. No.: TK5101.F74 2003