| German | English |
| A/D-D/A-Kanal | digilogue channel |
| A/D-D/A-Leitung | digilogue circuit |
| A/D-Schnittstelle | digital/analogue interface |
| A/D-Schnittstelle | a/d interface |
| Centre National d'Etudes des Telecommunications | National Centre for Telecommunication Studies |
| 3D-Bild-Anzeige | three-dimensional image display |
| 3D-Bild-Anzeige | 3D image display |
| D Boden | D soil |
| D-Echo-Kanal | D-echo channel |
| D-Echo-Kanal-Bit | D-echo-channel bit |
| D-Feld | D-field |
| D-Flipflop | D-type flip flop |
| 3-D-Grafik-Programm | three-dimensional graphics programme |
| 3-D-Grafik-Programm | 3D graphics programme |
| D-Kanal | D channel (ISDN BA, D16 = 16 kb/s, SS7) |
| "D"-Kanal | "D"-channel |
| D-Kanal mobil | mobile D channel (GSM control channel) |
| D-Kanal Schicht 1 | layer 1 D channel protocol (ISDN) |
| D-Kanal-Bit mit Paritätsbit | D-channel bit with balance bit |
| D-Kanal-Kennzeichengabe | D-channel signalling (ISDN PBX) |
| D-Kanal-Protokoll | D channel protocol (SS7, ISDN) |
| D-Kanalprotokoll | D-channel protocol |
| D-Kanalzeichengabe | D-channel signalling (ISDN PBX) |
| D-Kanal-Zugangsprozedur | d-channel access procedure |
| D-Kanal-Zugriffsverfahren | D-channel access procedure |
| D2-MAC | duo-binary MAC (TV transmission protocol, 8 MHz bandwidth, 4 audio channels) |
| D2-MAC | D2 MAC |
| D2-MAC-Technologie | Development stage 2-Multiple Analogue Components technology |
| D2-MAC-Technologie | D2-MAC technology |
| D-Netz der DTAG | digital PAMR network (to GSM Standard, DeTeMobil) |
| D-Netz für private Anbieter | digital PMR network (to GSM Standard, Mannesmann) |
| D-Netzstandard | Digital European Cordless Telephone (EC and CEPT supported GSM standard for CT3 telephones, TDM A) |
| D-Regler | rate control system |
| D-Schirmbild | D-pattern |
| D-Serie der ITU-T CCITT -Empfehlungen | D series of ITU-T CCITT Recommendations (relates to charging and accounting) |
| 29/2D-Skizze | two-and-a-half dimensional sketch |
| 29/2D-Skizze | 29/2-D sketch |
| D-Steckverbinder | D connector (25 pins) |
| D2048U | 2048 kbit/s unstructured ONP leased line |
| F/D-Wandler | frequency/digital converter |
| Feature-Group-D | feature group D |
| Feature-Group-D | equal access |
| Funknetz D | mobile digital network (FuND, FuN-D, DTAG, to GSM) |
| LAP-D | Link Access Protocol-D |
| LAP-D | LAP-D |
| LAP-D-Adressenfeld | LAP-D address field |
| Leitungszugangsprotokoll auf dem D-Kanal | link access protocol on the D channel |
| Leitungszugangsprotokoll auf dem D-Kanal | LAP-D |
| Multiplex-D-Kanal | multiplexed D channel (ISDN) |
| Natel D | Swiss GSM network (s.a. 'Natel C') |
| Norm D2-MAC | Development-phase 2 multiple analog component standard |
| Norm D2-MAC | D2-MAC standard |
| RS232D | RS232 revision to match V.24/V.28 |
| Übertragungsprotokoll-D | LAP-D |
| Übertragungsprotokoll-D | Link Access Protocol-D |
| Übertragungssteuerungsverfahren-D | Link Access Protocol-D |
| Übertragungssteuerungsverfahren-D | LAP-D |
