000
002380000a22001090004500
245
_a
Equalisers for digital modems
100
_a
Clark, A.P.
260
_a
London
_b
Pentech
_c
1985
080
_a
621.391
_b
C6
041
_a
EN
942
_c
BK
999
_c
118204
_d
118204