Telecommunication systems : Units 5 - 6; Noise and interference and digital systems /
Telecommunication systems : Units 5 - 6; Noise and interference and digital systems / [Book].
The Open University.
- Milton Keynes : The Open University Press, 1976.
- 55p. : ill. (some col.) ; 30 cm.
0335061028
Telecommunication systems.
0335061028
Telecommunication systems.