TY  - BOOK
AU  - 
ED  - The Open University
TI  - Telecommunication systems (unit-1): circuits, filters and amplifiers
SN  - 0335061001
U1  - 621.38 
PY  - 1976///
CY  - Keynes
PB  - The Open University Press
KW  - Filters
KW  - Amplifiers
KW  - Oscillators
ER  -