000 00416 a2200157 4500
020 _a0675213118
082 _a621.382
_bSCH
090 _c4281
_d5359
100 _aSchoenbeck, Robert J.
245 _aElectronic communications
_bmodulation and transmission
250 _a2nd
260 _aNew Jersey
_bPrentice hall
_c1992
_g1992
300 _axxii,643p
_c24cm
650 _aCOMMUNICATIONS ENGINEERING
942 _cSR
999 _c33228
_d33228