TUM Classification System - Electrical Engineering

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ARC

BAU

BER

BIO

BRA

CHE

CIT

DAT

EDU

ELT

ERG

FEI

FER

FOR

GEO

GES

HUE

IND

INF

JUR

KOM

KUN

LAN

LEB

LIN

LIT

MAS

MAT

MED

MSR

MTA

NAT

NUC

OEK

PHI

PHY

POL

PSY

REL

RPL

SOZ

SPO

TEC

UMW

VER

VET

WEH

WER

WIR

WIS

ELT 000Belonging to the Subject; not further Classified

ELT 001Electrical Engineering in General

ELT 020Extensive >>> Comprehensive and Interdisciplinary >>> Wide-Ranging Literature >>>Treatises

ELT 040Theoretical Electrical Engineering

ELT 060

Materials in Electrical Engineering

ELT 200Parts / Components Used in Electrical Engineering and Electronics

ELT 230

Electronic in General

ELT 250

Data Book / Data Sheet Collection / Documentations of Electronic Components

ELT 270Technology of Electronic Functional Units

ELT 300Semiconductor Parts / Components

ELT 330Optoelectrical Parts / >>> Optoelectronic Components

ELT 340Integrated Circuits; Microelectronics

ELT 370

Kryoelectronics

ELT 380

Electron Tubes

ELT 400Electrical Networks and Circuits

ELT 500

Telecommunications and Communications Engineering

ELT 800

Power Engineering; Electrical Engineering

ELT 000: Belonging to the Subject; not further Classified
ELT 001: Electrical Engineering in General
- ELT 004: Developments in Electrical Engineering/electronics and their Implications for Economic and Socialpolicies
- ELT 006: Electrical Industry
- ELT 008: Electrical Engineering: Production in General
  
  Technology of Electronic Functional Units see ELT 270 ff
  - ELT 009: Soldering in Electrical Engineering
- ELT 012: Electro-Accidents; Safety Technology; Electropathology
  
  Safety Engineering (Safety at Work); Occupational Health and Safety; Hazardous Substances; Transportation of Hazardous Materials; Explosion Prevention; Equipment Safety see TEC 770 ff
- ELT 014: Training; Career
- ELT 016: Organizations; Associations
ELT 020: Extensive >>> Comprehensive and Interdisciplinary >>> Wide-Ranging Literature >>>Treatises
- ELT 025: Study of Direct Current >>> Direct Current Discipline in General
- ELT 026: Study of Alternating Current >>> Alternating Current Discipline in General
  
  Electrical Networks see ELT 400
- ELT 030: Mathematical Methods in Electrical Engineering
- ELT 035: Computer-Aided Design in Electric Engineering; Data Processing in Electrical Engineering; Simulation
ELT 040: Theoretical Electrical Engineering

Field Theory in Electrodynamics see PHY 300
- ELT 042: Fields of Static Electricity / Static Fields; Electrostatic Charging
  
  Electrostatics; Magnetostatics see also PHY 301
- ELT 044: Electromagnetic Field; Electromagnetic Waves
  
  Rapidly Changing Fields; Electromagnetic Waves see also PHY 303
- ELT 049: Other
- ELT 050: Transient Effects / Phenomena >>> Transients in Electrical Engineering
- ELT 053: Line Transmission Theory in General
  
  Theory of Line Transmission see also ELT 653
- ELT 056: Current Displacement; Eddy Currents
ELT 060: Materials in Electrical Engineering

Superconductors see PHY 712

Material Sciences see WER ff
- ELT 063: Magnetic Materials and Components; Ferrites
  
  Magnetically Ordered Material, in General (Spin Waves, Magnetic Phase Transitions,...) see also PHY 723 ff
- ELT 066: Ferroelectric Materials; Electrets; Piezoelectrics >>> Piezoelectric Materials
  
  Special Dielectric Materials (Dielectric Liquids; Ceramics) Electrets, Gaseous Dielectrics, ...) see also PHY 766
- ELT 069: Conductive Materials(Metals >>> Metallic Materials, Resistor Materials, Contact Materials, ...)
- ELT 072: Semiconductor / Semi-Conductive Materials
  
  Semiconductor Physics (including Physical Properties of Semiconductors see also PHY 685 ff
- ELT 075: Insulating Materials; Dielectrics (Gases, Fluid / Solid Insulating Materials, Ceramics, Glass, Casting Resins, Lacquers, ...)
  
  Dielectric Properties and Materials; Isolator Physics see PHY 760
  
  Special Dielectric Materials (Dielectric Liquids; Ceramics) Electrets, Gaseous Dielectrics, ...) see PHY 766
- ELT 078: Polymers / Synthetic Materials in Electrical Engineering in General
- ELT 079: Other
- ELT 080: Circuit Symbols; Circuit Diagrams; Technical Drawing in Electrical Engineering
- ELT 090: Electromechanics
- ELT 091: Electrical Contacts
- ELT 093: Electromechanical Parts / Components (Switches, Relays, Electromagnets, Actuators, ...)
  
  Fuses; Switching Devices and Switches (High Voltage Switches, Power Switches, ...) see ELT 897
- ELT 095: Electrical Insulation in General
  
  High Voltage Insulation Technology see ELT 893
  
  Cables; Cable Insulation; Cable Cooling see ELT 924
ELT 200: Parts / Components Used in Electrical Engineering and Electronics

Electromechanical Parts / Components see ELT 093

Components used in Power Engineering see ELT 805
- ELT 210: Passive Parts / Components in Low- and High-Frequency Engineering /technology
  - ELT 212: Resistors; Capacitors; Inductivity >>> Inductors; Transducers; Varistors
  - ELT 214: Wires and Cables; Wiring Technology
    
    Cables in Electrical (Power) Engineering see ELT 920 ff
  - ELT 216: Electrical Contacts and Connections; Fuses; Bonds
  - ELT 219: Other
- ELT 220: Passive Parts / Components in Ultra High Frequency and Microwavetechnology / Engineering
  
  Circuits in Microwave Technology / Engineering see ELT 490
  - ELT 221: Ferrite Parts / Components; Crystal Oscillators >>> Oscillating Crystals
  - ELT 222: Waveguides
    
    Optical Waveguides / Fibre Optic Cables >>> Beam Waveguides see ELT 683
  - ELT 223: Hollow Waveguides
    - ELT 224: Waveguide Connections
  - ELT 225: Planar Waveguides
  - ELT 226: Microstrips / Strip Transmission Lines / Flat Coaxial Transmission Lines >>> Microstriplines
    - ELT 227: Microstrip Components
  - ELT 228: Silicon-On-Insulator (SOI) Waveguides >>> Slot Lines
  - ELT 229: Other
ELT 230: Electronic in General

Electronic Circuits see ELT 430

Semiconductor Physics see PHY 685 ff
- ELT 232: Industrial Electronics
- ELT 235: Electrical Appliances / Devices and Assemblies
- ELT 238: Measuring and Testing Methods (Techniques) in Technical Electronics; Troubleshooting
- ELT 240: Reliability of Electrical Components and Appliances / Devices
- ELT 242: Electromagnetic Compatibility
- ELT 245: Electromagnetic Radiance; Electromagnetic Impulses
- ELT 246: Noise Processes in Electronics
- ELT 249: Other
ELT 250: Data Book / Data Sheet Collection / Documentations of Electronic Components

Semiconductor Parts / Components see ELT 300 ff
- ELT 251: Passive Parts / Components (Resistors, Capacitors, ...)
- ELT 252: Electron Tubes / Valves
- ELT 255: Semiconductor Diodes
- ELT 258: Transistors; Thyristors
- ELT 261: Optoelectrical Parts / >>> Optoelectropnic Components
- ELT 264: Integrated Circuits in General
- ELT 267: Integrated Circuits and Functional Units for Computers
- ELT 269: Other
ELT 270: Technology of Electronic Functional Units
- ELT 272: Design Optimization; Layout; Very Large Scale Integration Design (Design Centering, Tolerance Optimization, …)
  
  Register Transfer Level; Hardware Description Languages; Register Transfer Language; Electronic Design Automation see DAT 190
- ELT 273: Logical Design
- ELT 275: Printed Circuits; Circuit Boards; Surface Mounted Devices; Surface Mounted Technology
- ELT 277: Thick-Film (Multilayer) Hybrid Technology
- ELT 279: Thin-Film (Multilayer) Hybrid Technology
  
  Growing of Crystals see PHY 802
- ELT 280: Multilayer Structures; Heterostructures; Epitaxical Method / Technique
  
  Growth, Structure and Epitaxy of Thin Films see PHY 658
- ELT 285: Photolithography; Etching; Masking
  
  Particle Emission and Collision Phenomena; Sputtering see also PHY 790
- ELT 286: Electron Beam Lithography (EBL)
- ELT 287: X-Ray Lithography
- ELT 290: Doping
  - ELT 291: Diffusion Doping
  - ELT 292: Alloying
  - ELT 293: Ion Implanting
  - ELT 295: Charge Carrier Injection and Charge Carrier Diffusion
- ELT 296: Sheathing >>> Coating Technology; Encasing / Housing >>> Casing; Encapsulation>>> Encapsulating
- ELT 299: Other
ELT 300: Semiconductor Parts / Components

Databooks / Datasheet Collections / Documentations see ELT 250 ff
- ELT 303: Equivalent Circuit Diagram; Simulation
- ELT 306: Volume Effect Components (Thermistors / Thermal Resistors / High Temperature Conductors,thermocouple Elements, Hall Elements (Sensors), Piezoelectric Components, ...)
  
  Superconducting Electronic Parts / Components (Cryotrons, Ryotrons, Cryactors, Josephson Elements, Film Memory Cells; Crowe Memory Cells, Squids, ...) see ELT 372
- ELT 309: Gunn Elements >>> Diodes
  - ELT 312: Semiconductor Diodes (Power Rectifiers, Varactors / Variable Capacitors, ...)
- ELT 315: Transistors in General; Bipolar Transistors
- ELT 318: Power Semiconductors; Thyristors; TRIACS
  
  Power Electronics see ELT 868
- ELT 321: Field Effect Parts / Components; Field Effect Transistors
- ELT 329: Other Semiconductor Components
ELT 330: Optoelectrical Parts / >>> Optoelectronic Components
- ELT 332: Radiation Emitters (Luminous / Luminescent Diodes, Laser Diodes, LED >>>Light Emitting Diode Display, Lcd Panels >>> Liquid Crystal Display, ...)
  
  Laser see PHY 372 ff
- ELT 334: (Radiance) Receivers >>> Radiation Detectors (Light-Dependent Resistor / Photoconductive Cell; Photovoltaic Cell; Photo Diode; Photo Transistor, ...)
- ELT 336: Opto-Electrical Coupling Devices / Connections >>> Optocoupler
- ELT 339: Other
ELT 340: Integrated Circuits; Microelectronics

Databooks / Datasheet Collections / Documentations see ELT 264

Databooks / Datasheet Collections / Documentations see ELT 267
- ELT 343: Hybrid Circuits
- ELT 346: Analogue / Linear Integrated Circuits in General
- ELT 349: Digital Integrated Circuits in General
- ELT 352: Integrated Circuits for Computer Modules / Components and Microprocessors, Gate Arrays
- ELT 354: Transistor-Transistor Logic (TTL) Circuits
- ELT 355: Circuits of Large, Scale and Very Large and Ultra Large Scale Integration (LSI, VLSI,ULSI, ...)
- ELT 356: Wafer Integration
- ELT 357: Bipolar Metal Oxide Semiconductor (BIMOS)and Bipolar Complementary Metaloxide Semiconductor (BICMOS) Circuits
- ELT 358: Metal Oxide Semiconductor (MOS), Metal Insulator Semiconductor (MOS) Circuits (including CTD and Charge Coupled Device (CCD) Circuits, Bucket-Brigade Circuits / Devices, Complementary Metaloxide Semiconductor (CMOS) Circuits, ...)
- ELT 359: Testing of Integrated Circuits
- ELT 360: Custom / Customized Circuits; Application Specific Integrated Circuits (ASISC)
- ELT 361: Integrated Circuits for Integrated Optics, Acoustooptics and Magnetooptics;integrated Microwave Circuits
  
  Integrated Optics see PHY 393
- ELT 363: Molecular Electronics
- ELT 364: Other
- ELT 365: Acoustoelectronics, Acoustic Surface Wave Components
- ELT 367: Acoustooptics; Acoustooptical Parts / Components
ELT 370: Kryoelectronics

Superconducting in Power >>> Electrical Engineering see ELT 806

Superconductivity; Quantum Fluids; Quantum Solids see PHY 710 ff
- ELT 372: Superconducting Electronic Parts / Components (Cryotrons, Ryotrons, Cryactors, Josephson Elements, Film Memory Cells; Crowe Memory Cells, Squids, ...)
- ELT 374: Circuit Technology of Superconductive Components
- ELT 376: Amorphous Circuit Components; Glass-Switch >>> Amorphous Semiconductor Switches
  
  Amorphous Semiconductors in General see PHY 688
- ELT 379: Other
ELT 380: Electron Tubes

Databooks / Datasheet Collections / Documentations see ELT 252

Vacuum Physics see PHY 101
- ELT 382: Vacuum Tubes (Drift Tubes / Velocity-Modulated Tubes; Microwave Tubes; Electron Beamtransfer >>> Converter Tubes, ...)
- ELT 384: Gas Discharge Tubes (Indicator Tubes, Glow Lamps, Thyratrons, ...)
- ELT 386: Electron Microscope; Ion Microscope
  
  Electron Microscopy; Scanning Electron Microscopy see PHY 135
- ELT 389: Other
- ELT 399: Other Literature on Parts / Components Used in Electrical Engineering and Electronics
ELT 400: Electrical Networks and Circuits
- ELT 410: Network Theory in General
  - ELT 412: Network Analysis
  - ELT 414: Network Synthesis
  - ELT 416: Computer-Aided Design and Calculation of Electrical Networks
  - ELT 419: Linear Networks
    
    Analogue Circuits in General see also ELT 443
  - ELT 422: Two-Terminal Network Theory; Four-Terminal Network Theory
    
    Filters see ELT 470
  - ELT 425: Non-Linear Networks
    
    Digital Circuits in General see also ELT 453
  - ELT 429: Other Networks
- ELT 430: Electronic Circuits
  
  Electronic in General see ELT 230 ff
  - ELT 431: Electronic Circuits including ICS >>> Integrated Circuits (ICS)
  - ELT 432: Active Circuits in General
    
    Active Filters see ELT 476
  - ELT 433: Power Supply; Power Adapters and Power Packs / Net-Supply Units (Voltage and Power>>> Current Stabilization, ...)
    
    Power Electronics see ELT 868
  - ELT 435: Amplifiers in General
    
    Radio and Television Broadcasting Technology see ELT 750 ff
    
    Amplifiers and Relays see also MSR 810
    - ELT 437: Computing >>> Operational Amplifiers
  - ELT 438: Signal Generators (Oscillators, Function Generators, Pulse Generators, ...)
    
    Microwave Oscillators see ELT 495
  - ELT 441: Modulators; Discriminators; Phase-Locked Loop
    
    Modulation Methods see ELT 560 ff
  - ELT 443: Analogue Circuits in General
  - ELT 445: Impulse Technology Systems / Connections >>> Circuits in General
    
    Digital Circuits in General, see ELT 453
    
    Pulse Modulation see ELT 569 ff
  - ELT 449: Other
- ELT 450: Digital Electronics; Digital Technology
  
  Theory of Digital Circuits see DAT 195
  - ELT 453: Digital Circuits in General
  - ELT 456: Logic Circuits; Combinational >>> Combinatorial Circuits
  - ELT 459: Integrated Circuit Memory; Sequential Circuits
  - ELT 462: Analogue-Digital Converters; Digital-Analogue Converters
  - ELT 468: Error Analysis; Reliability; Inspection >>> Test Procedures; Test Pattern Generation
    
    Testing of Integrated Circuits see also ELT 359
  - ELT 469: Other
- ELT 470: Filters
  - ELT 473: Passive Filters (including Mechanical Filters, Quartz / Crystal Filters)
  - ELT 476: Active Filters
  - ELT 479: Discrete Filters; Digital Filters; Wave Digital Filters
  - ELT 482: Filters with Charge Transfer Devices; Switch Capacitor Filters; Charge-Coupled Device (Ccd)Filters
  - ELT 484: Other Filters
- ELT 485: Optoelectronic Circuits in General
  
  Optoelectrical Parts / >>> Optoelectronic Components see ELT 330
  
  Optical Telecommunications see ELT 680
- ELT 490: High-Frequency and Microwave Technology Circuits
  
  Waveguides see ELT 222
  
  Microwave Technology see ELT 730
  - ELT 492: Passive Circuits
  - ELT 494: Non-Linear Circuits
  - ELT 495: Microwave-Oscillators and Resonators
  - ELT 496: Parametric Systems
    
    Quantum Optics; Quantum Electronics; Statistical Optics see PHY 370 ff
  - ELT 498: Other
- ELT 499: Other Literature on Electrical Networks and Circuits
ELT 500: Telecommunications and Communications Engineering

Information Systems see also DAT 600 ff
- ELT 502: Mathematical Communications Engineering Methods in Communications Engineering
- ELT 505: Theory of Information and Communication in Communications Engineering
  
  Information Theory see DAT 570
- ELT 510: Systems Theory in Communications Engineering
  
  Systems Theory in (Measurement and) Control Technology, Kybernetics see MSR 580
- ELT 515: Signal Theory; Signal Processing
- ELT 517: Digital Signal Processing; Digital Telecommunications in General; Non-Linear Circuits;signal Processing >>> Processors
- ELT 520: Signal Coding
  
  Coding Theory see DAT 580
  - ELT 522: Source Encoding; Vocoders
  - ELT 523: Channel Coding
  - ELT 526: Other
- ELT 530: Pattern Recognition; Image Recognition; Image Processing (Applications in Communications Engineering
  
  Image Processing in General see DAT 760
  
  Pattern Recognition in General see DAT 770
- ELT 532: Voice / >>> Speech and Audio Signals in General
  
  Speech / Voice Transmission see ELT 593
- ELT 533: Speech / Voice Recognition; Speech Synthesis; Speech / Voice Processing
- ELT 534: Visual Signal in General; Television Picture
  
  Picture / Image Transmission see ELT 595
  - ELT 535: Digitalization
  - ELT 536: Coding
  - ELT 537: Image Optimization >>> Enhancement (Filtering, ...)
  - ELT 538: Script Recognition; Character Recognition; Pattern Recognition
  - ELT 539: Other
- ELT 540: Noise Signals; Stochastic Signals; Interference; Interference Suppression
- ELT 545: Distortion; Equalizing >>> Equalization
- ELT 549: Other Literature on ELT 500 – ELT 548
- ELT 550: Information Transmission Technology in General
  
  Public >>> Line-Switched Telecommunications see ELT 650 ff
  - ELT 552: Analogue Telecommunications
  - ELT 555: Digital Telecommunications; Data Transfer
    
    Digital Cable Transmission see ELT 665
    - ELT 556: Synchronization
  - ELT 558: Band Spread; Spread Spectrum Technology >>> Process
  - ELT 560: Modulation Methods
    - ELT 563: Amplitude Modulation (Single Side Band, Vestigial Side Band, Quadrature Modulation, ...)
    - ELT 566: Angular Modulation (Frequency and Phase Modulation, ...)
    - ELT 569: Pulse Modulation; Digital Modulation
      
      Impulse Technology Systems / Connections >>> Circuits in General see ELT 445
      - ELT 571: Non-Coded Impulse Methods (Pulse Amplitude, Pulse Duration, Pulse Frequency and Pulse Phase Modulation, ...)
      - ELT 573: Coded Impulse Methods (Pulse Code Modulation, …)
      - ELT 575: Other
    - ELT 579: Other Literature on Modulation
  - ELT 580: Multiplex Methods >>> Multiplexing
    - ELT 582: Frequency Multiplex >>> Frequency Division Multiplexing
      - ELT 584: Carrier Frequency Technology
    - ELT 586: Time Multiplexing
    - ELT 588: Space Multiplexing
    - ELT 589: Other
  - ELT 590: Transmission According to Type of Information
    - ELT 591: Text Transmission
      
      Datex, Telex see ELT 623
      
      (Interactive) Videotext / View Data System, Videotext see ELT 635
    - ELT 593: Speech / Voice Transmission
      
      Telephone Technology see ELT 659
    - ELT 595: Picture / Image Transmission
      
      Image Transmission via Cable see ELT 662
      
      Radio and Television Broadcasting Technology see ELT 750
  - ELT 599: Other
- ELT 600: Switching Technology
  - ELT 603: Theoretical Basic Principles of Switching Technology; Communications Theory
  - ELT 605: Conventional Switching Systems; Dialling Connections
  - ELT 608: Electronic Switching
  - ELT 611: Programmed Switching; Digital Switching Systems
  - ELT 614: Package >>> Packet Switching
  - ELT 619: Other
- ELT 620: Communication Services and Networks; Electronic Media; Telematics
  - ELT 623: Communications Services (Telephony, Datex, Telex, Telefax, Internet (Aspects of Communications Engineering), ...)
    
    Internet see KOM 170
  - ELT 626: Broadband Communication Systems, Integrated Communications Networks;integrated Services Digital Network (ISDN); Asynchronous Transfer Mode (ATM)
    
    Computer Networks see DAT 250
  - ELT 629: Communications Networks in Companies; Office Communications; In-House Systems; Electronic Data Interchange (EDI)
  - ELT 635: (Interactive) Videotext / View Data; Videotext; Radio Data Systems
  - ELT 641: Cable Television
    
    Cable Television Technology see ELT 762
  - ELT 649: Other
- ELT 650: Public >>> Line-Switched Telecommunications
  - ELT 653: Theory of Line Transmission
    
    Line Transmission Theory in General see ELT 053
  - ELT 656: Cables and Transmission Lines in Telecommunications (Symmetrical Cables, Coaxial Cables, ...)
    
    Waveguides see ELT 222
    
    Optical Waveguides / Fibre Optic Cables >>> Beam Waveguides see ELT 683
    
    Cable Insulation see ELT 924
  - ELT 659: Telephone Technology; Telecommunications in General
  - ELT 661: Telex >>> Teletypewriter Technology
  - ELT 662: Audio Broadcasting and Image Transmission Via Radio Waves and Cables
  - ELT 665: Data Transfer Technology; Digital (Data) Transfer
    
    Digital Telecommunications in General see ELT 555
  - ELT 669: Other
- ELT 680: Optical Telecommunications
  
  Optoelectrical Parts / >>> Optoelectronic Components see ELT 330
  
  Optoelectronic Circuits see ELT 485
  - ELT 683: Optical Waveguides / Fibre Optic Cables >>> Beam Waveguides See
    
    Beam Waveguides; Fiber Optics see FEI 440
    
    Fiber Optics; Optical Waveguides see PHY 394
  - ELT 686: Fibre Optic Cables and Connection Technology
  - ELT 689: Optical Telecommunications
  - ELT 692: Optical Signal Processing; Integrated Optics in Telecommunications
    
    Integrated Circuits for Integrated Optics see ELT 361
    
    Integrated Optics see PHY 393
  - ELT 695: Infrared Technology
  - ELT 699: Other
- ELT 710: High Frequency and Radio Technology
  
  Expansion >>> Propagation of Electromagnetic Waves see ELT 044
  - ELT 711: High Frequency and Microwave Metrology
  - ELT 712: High Frequency Transmission and Reception Technology in General
    
    Radio and Television Broadcasting Technology see ELT 750 ff
  - ELT 714: Radio Transmission
  - ELT 720: Aerials >>> Antennas
    - ELT 722: Aerial >>> Antenna Theory
    - ELT 724: Individual Aerials >>> Particular Antennas (Linear, Broadband, Flat-Top Aerials >>>Antennas, ...)
    - ELT 726: Aerial Classifications >>> Antenna Arrays
    - ELT 729: Other
  - ELT 730: Microwave Technology; Microwave Transmission; Extremely High Frequency (EHF) Technolgy
  - ELT 732: Directional Transmission >>> Radio Technology
  - ELT 733: Radar Technology; Microwave Imaging
  - ELT 736: Radio Tracking / Location / Orientation; Instrument Flying >>> Radio Bearing; Satellitenavigation
    
    Coordinate Measuring Technology >>> Metrology, Navigation see MSR 323
  - ELT 739: Satellite Transmission Technology
    
    Satellite Broadcasting Technology see ELT 764
  - ELT 741: News >>> Telecommunications Satellites
    
    Radioastronomy see PHY 920
  - ELT 745: Commercial Broadcasting >>> Radio Technology; Radio Services; Radiophoning >>>Radio Telephony; Cellular Mobile Telephony
  - ELT 747: Intercommmunication Systems; Pagers >>> Paging Systems
  - ELT 748: Amateur Radio; Citizens' Band Radio
  - ELT 749: Other
- ELT 750: Radio and Television Broadcasting Technology
  - ELT 753: Radio and Television Broadcsting Stations (including Station Tables)
  - ELT 756: Radio and Television Receivers
  - ELT 757: High Definition Television (HDTV); D2-Mac (Multiplexed Analogue Components); Digital Television; Digital Radio
  - ELT 758: Television Camera
  - ELT 759: Image Recording Methods; Video Technology
    
    Video Filming see FEI 850
  - ELT 762: Cable Television Technology
    
    Cable Television in General see ELT 641
  - ELT 764: Satellite Radio and Television Technology
  - ELT 765: Applied Television: Closed Circuit Television (CCTV); Industrial Television
  - ELT 769: Other
- ELT 770: Electroacoustics; Audio Engineering; Recording Technology
  - ELT 773: Electroacoustic Transducers (Microphones, Loudspeakers, ...)
  - ELT 776: Audio >>> Sound Recording and Reproduction / Playback; Audio >>> Sound Storage;signal Recording
  - ELT 779: Stereo Technology; HI-FI-Technology
  - ELT 782: Electroacoustics in Music; Electronic (Musical) Instruments
  - ELT 785: Audio-Visual Media Technology
  - ELT 789: Other
- ELT 799: Other Literature on Telecommunications / Communications Engineering
ELT 800: Power Engineering; Electrical Engineering

Power Plants / Power Stations see ERG 600

Direct Energy / Power Conversion see ERG 900
- ELT 805: High Voltage Components / Power Engineering >>> Components of Power Engineeringand High Voltage Engineering
- ELT 806: Superconducting in Power >>> Electrical Engineering
  
  Superconductor Cables see ELT 926
- ELT 807: Electrical Appliances / Installations in General
- ELT 809: Reactive Current / Power Compensation and Control
- ELT 810: Low Voltage Appliances / Installations; Power Supply Systems >>> Equipment
  - ELT 813: Power Supply Systems Equipment for Industry and Business / Companies; Emergency Power Systems
  - ELT 816: Mobile Power Supply Systems >>> Equipment; Power Supply Systems >>> Equipmentfor Telecommunication Equipment >>> Systems
  - ELT 819: Low Voltage Switchboards >>> Switchgears and Distributors; Transformer Stations
    
    Switching Operations see ELT 889
    
    Power Switches / Circuit Breakers see ELT 897
  - ELT 829: Other
- ELT 830: Electrical Machines and Drives (Motors and Generators)
  - ELT 833: Direct Current (DC) Machines and Drives
  - ELT 840: Alternating Current (AC) Machines and Drives; Three-Phase / Rotary Alternating Current Machines and Drives / Propulsion Units; Multi-Phase Alternating Current Machines
    - ELT 842: Synchronous Machines
    - ELT 844: Asynchronous Machines
    - ELT 846: Commutator Machines
    - ELT 848: Converter Fed Motors in General
    - ELT 849: Other
  - ELT 850: Linear Machines and Drives / Propulsion Units
  - ELT 854: Small Machines; Stepper / Stepping / Multiphase Motors; Special Constructions Types
  - ELT 855: Electric Drives in General
  - ELT 857: Control and Regulation of Electric Machines and Drives
  - ELT 859: Other
- ELT 860: Conversion of Electric Power >>> Energy
  - ELT 862: Machine Converters
  - ELT 865: Transformers
  - ELT 868: Power Electronics
    
    Power Semiconductors see ELT 318
    - ELT 871: Power Converters
    - ELT 874: Rectifiers
    - ELT 877: (Current) >>> Power Inverters
  - ELT 879: Other
- ELT 880: High Voltage Engineering
  - ELT 881: High Voltage Engineering and Metrology >>> Testing and Measuring Technolgy;high Voltage Testing >>> Experimental Technolgy
  - ELT 882: Electrical Field; High Voltage Field
  - ELT 883: Electrical Breakdown; Electrical Strength
    
    Gas Discharge see PHY 572
    
    Dielectric Breakdown and Space-Charge Effects see also PHY 761
  - ELT 885: Spark Gap >>> Discharger
  - ELT 887: Electric Arcs in General
  - ELT 889: Switching Operations; Switching Arcs
  - ELT 893: High Voltage Insulation Technology; Insulating Gas
  - ELT 896: High Voltage Switching Apparatus / Switchboards >>> Switchgears
  - ELT 897: Fuses; Switching Devices and Switches (High Voltage Switches, Power Switches, ...)
  - ELT 898: Lightning Discharge / Strokes; Lightning Research
  - ELT 899: Other
- ELT 900: Electric Powers >>> Energy Systems and Networks
  - ELT 901: Design, Simulation, Optimization, Modelling of Electric Power >>> Energy Systems
  - ELT 903: Performance >>> Operating Behaviour; Control of Electric Power >>> Energy Systemsand Networks (Dynamic Processes, Stability, ...)
  - ELT 904: Reliability of Electric Power Systems Energy Supply
  - ELT 905: Electrical Transmission in General; Power Supply Networks
  - ELT 906: Integrated Networks
  - ELT 908: Three-Phase / Rotary Alternating Current Networks; Rotary >>> Three-Phase Alternatingcurrent Systems
  - ELT 909: Alternating Current Distribution Networks
  - ELT 911: Direct Current Distribution Networks
  - ELT 914: Stand-Alone >>> Isolated Networks (On-Board Power Networks, ...); Sub-Networks
  - ELT 915: Special Purpose Networks (Railway Power >>> Electricity Networks, ...)
  - ELT 917: Short to Earth / Ground; Short-Circuit; Short Circuit Current
  - ELT 918: Safety Devices; Network Protection; Grounding
  - ELT 919: Other
- ELT 920: Wires and Cables of Electrical Engineering
  - ELT 922: Open / Overhead Wires >>> Lines; Power >>> High Voltage Lines; Flashover
  - ELT 924: Cables; Cable Insulation; Cable Cooling
  - ELT 926: Superconduction Cables; Cryocable >>> Cryogenic Cables
  - ELT 929: Other
- ELT 930: Lighting Technology >>> Engineering
  
  Lighting see also ARC 322
  - ELT 932: Light Generation; Light Sources (Light Bulbs, Gas Discharge Lamps, ...)
    
    Radiation Emitters (Luminous / Luminescent Diodes, Laser Diodes, LED >>>Light Emitting Diode Display, Lcd Panels >>> Liquid Crystal Display, ...) see ELT 332
    
    Laser see PHY 372
    
    Gas Discharge in General see PHY 572
  - ELT 934: Illumination Technology >>> Lighting Engineering
  - ELT 939: Other
- ELT 940: Electric Heating Technology / Engineering
  
  Electric Steel Production see HUE 600 ff
  - ELT 943: Resistance Heating (Heating Elements, Resistance Furnaces, ...)
  - ELT 945: Inductive >>> Induction Heating (Induction Heating / Furnaces, ...)
  - ELT 947: Dielectric Heating (Capacitive Heating, Microwave Heating, ...)
  - ELT 949: Arc and Plasma Heating (Electric Arc Furnaces, ...)
  - ELT 951: Infrared Heating
  - ELT 953: Electron Beam Heating (Electron Beam Melting and Welding, ...)
  - ELT 959: Other
- ELT 970: Technical Electrochemistry
  
  Electrochemical Process Engineering see CIT 335
  - ELT 972: Electrochemical Energy / Power >>> Current Sources (Galvanic Elements >>> Cells; Batteries; Storage Batteries / Accumulators; Fuels Cells, ...)
    
    Automotive / Car Batteries see VER 087
  - ELT 973: Electrodes
  - ELT 974: Electrolysis >>> Electrolytic Processes; Electroplating
    
    Galvanizing; Electroplating; Electroforming; see also FER 862
  - ELT 979: Other
- ELT 980: Electrical Installation; Electricians / Electrical Trade >>> Electrical Handicraft Business
  - ELT 982: Electric (Household) Appliances
    
    Housekeeping Technology and Engineering see also OEK 710
  - ELT 984: Safety Measures and Installations >>> Devices for Electric Machines, Appliances and Apparatus>>> Installations (TN System, Grounding, Lightning Protection, ...)
  - ELT 986: Electricity-Related >>> Caused Accidents; Shock Protection >>> Protection against Accidental Contact; Industrial Safety >>> Safety at Work
  - ELT 989: Other
- ELT 995: Other Literature on Other Applications of Electrical Engineering Applications in Different Subject Areas