Graf, Rudolf F. <br/><br/>
Video scrambling & descrambling for satellite & cable TV / 
Rudolf F. Graf & William Sheets. 
 - 1st ed. 
 - Indianapolis, IN, USA :  H.W. Sams,  c1987. 
 - vii, 246 p. :  ill. ;  28 cm. 
<br/><br/>Introduction (Page-1), More Scrambling Systems and Future Possibilities (Page-9), Scrambling/Descrambling Techniques (Page-17), The SSAVI Systems (Page-33), Advanced Scrambling Methods (Page-41), Political Legal and Consumer Aspects (Page-49), Digitizing Audio and Video Signals (Page-55),Cable and Satellite Decoder Circuitry (Page-65), Commercial Satellite Encryption Sys (Page-91), Satellite TV and Interference (Page-97), Data Encryption Standard  (Page-103), Manufactures Data Sheets (Page-119), U.S Patents and Scrambling Sys (Page-157), Technical Data (Page-209). 
<br/><br/><label>ISBN: </label>0672224992 (pbk.) : 
<br/><br/><label>LCCN: </label>86062918 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cable television--Scrambling systems.<br/>Direct broadcast satellite television--Scrambling systems.
<br/><br/><label>Dewey Class. No.: </label>621.388,GRA