000 00763nam a22002417a 4500
999 _c73198
_d73198
003 CITU
005 20210817015310.0
008 210814b ||||| |||| 00| 0 eng d
020 _a3800914808
040 _aCITU LRAC
_beng
082 _a621.380413
245 _aDigital telecommunication. Pt 1, Basic information /
_cSiemens Aktiengesellschaft
264 1 _aBerlin :
_bSiemens Aktiengesellschaft,
_cc1987
300 _a60 pages :
_billustrations ;
_c17 cm.
336 _atext
_btxt
_2rdacontent
337 _aunmediated
_bn
_2rdamedia
338 _avolume
_bnc
_2rdacarrier
650 0 _aDigital communications.
650 0 _aData transmission systems
650 0 _aPulse modulation (Electronics)
710 _aSiemens Aktiengesellschaft
942 _2ddc
_cBK