Couch, Leon W. <br/><br/>
Digital and analog communication systems /  [Book]. 
Leon W. Couch II.  
 - New York :   London :   Macmillan ;   Collier Macmillan,   1983. 
 - xxv, 563 p. :   ill. ;   24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0023252405 
<br/><br/><label>LCCN: </label>82006544 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Digital communications.<br/>Telecommunication systems.