TY  - BOOK
AU  - Couch, Leon W.
TI  - Digital and analog communication systems
SN  - 0023252812
AV  - TK5101.C69 1993 
PB  - Macmillan
KW  - Telecommunication systems
KW  - Digital communications
KW  - TK
N1  - Includes bibliographical references (p. 791-799) and index
ER  -