TY  - BOOK
AU  - Lewart, Cass R.
TI  - The ultimate modem handbook
SN  - 0138494150
U1  - 621.381536 
PY  - 1998///
CY  - New Jersey
PB  - Prentice hall PTR
KW  - Electronics
KW  - Engineering
KW  - Modulator and demodulator
ER  -