Engineering Acronyms
"A",
"B",
"C",
"D",
"E",
"F",
"G",
"H",
"I",
"J",
"K",
"L",
"M",
"N",
"O",
"P",
"Q",
"R",
"S",
"T",
"U",
"V",
"W",
"X",
"Y",
"Z"
'Da' to 'De', 'Df' to 'Dp', 'Dq' to 'Dz'
| D* | - | specific detectivity |
| d | - | deci (10-1) |
| D | - | dispersion coefficient |
| da | - | deka (10) |
| D-A | - | digital-to-analog |
| D/A | - | digital-to-analog converter [DAC Manufacturers] |
| DAA | - | Data Access Arrangement |
| D/L | - | downlink |
| DAC | - | digital-to-analog converter |
| DACS | - | digital access and cross-connect system |
| DALI | - | Digital Addressable Lighting Interface |
| DAMA | - | demand assignment multiple access |
| DARPA | - | Defense Advanced Research Projects Agency |
| DARS | - | Digital Audio Radio Service |
| DAS | - | Directly Attached Storage |
| DAS | - | Data Activity Signal |
| DASD | - | Direct Access Storage Device |
| DAT | - | Digital Audio Tape [Tape Drive Manufacturers] |
| DAV | - | Data AVailable. DatA Valid |
| DAVIC | - | Digital Audio Visual Council |
| dB | - | decibel |
| DBA | - | Dynamic Bandwidth Allocation |
| dBa | - | decibels adjusted |
| dBa(F1A) | - | noise power measured by a set with F1A-line weighting |
| dBa(HA1) | - | noise power measured by a set with HA1-receiver weighting |
| dBa0 | - | noise power measured at zero transmission level point |
| dBc | - | dB relative to carrier power |
| DBI | - | Data Bit Inversion |
| dBi | - | dB(isotropic) |
| dBk | - | dB referred to 1 kilowatt |
| dBm | - | dB referred to 1 milliwatt |
| dBm(psoph) | - | noise power in dBm measured by a set with psophometric weighting |
| DBMS | - | database management system |
| dBmV | - | dB referred to 1 millivolt across 75 ohms |
| dBm0 | - | noise power in dBm referred to or measured at 0TLP |
| dBr | - | power difference in dB between any point and reference point |
| dBrn | - | dB above reference noise |
| dBrnC | - | dBrn noise power measured with C-message weighting |
| dBrnC0 | - | noise power in dBrnC referred to or measured at 0TLP |
| dBrn(f -f ) | - | flat noise power in dBrn 1 2 |
| dBrn(144-line) | - | noise power in dBrn measured by set with 144-line weighting |
| dBv | - | dB relative to 1 V (volt) peak-to-peak |
| dBW | - | dB referred to 1 W (watt) |
| dBx | - | dB above reference coupling |
| dc | - | direct current |
| DCA | - | Defense Communications Agency (now DISA) |
| DCC | - | Digital CamCorder |
| DCC | - | Data Communications Channel |
| DCC | - | Digitally Controlled Capacitors |
| DCD | - | Data Carrier Detect |
| DCE | - | data circuit-terminating equipment |
| DCL | - | direct communications link |
| DCP | - | Digitally Controlled Potentiometers |
| DCPSK | - | Differentially Coherent Phase-Shift Keying |
| DCR | - | Direct Current Resistance [Coils] |
| DCS | - | Distributed Control System [Programmable Logic Controller] |
| DCT | - | Digital Cable Tuner |
| DCWV | - | direct-current working volts |
| DDC | - | Display Data Channel [VESA] |
| DDN | - | Defense Data Network |
| DDR | - | Double Data Rate Memory [SDRAM] |
| DDR2 | - | Double Data Rate II Memory [SDRAM] |
| DDS | - | Digital Data Service |
| DEEC | - | Digital Electronic Engine Control |
| DEFCS | - | Digital Electronic Flight Control System |
| DEL | - | Delete character [ASCII Table] |
| DES | - | Data Encription Standard |
| DESC | - | Defense Electronics Supply Center |
