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Category Scope

33 Electronics and Electrical Engineering

Includes development, performance, and maintainability of electrical/electronic devices and components; related test equipment; and microelectronics and integrated circuitry. For related information see also 60 Computer Operations and Hardware; and 76 Solid-State Physics. For communications equipment and devices see 32 Communications and Radar.


Electronics – Study and application of the motions of electrons through vacuum or gaseous, conducting, or semiconducting media. NASA Thesaurus, Washington, DC: National Aeronautics and Space Administration.

Electrical Engineering – Branch of engineering related to the design, development, and operation of electrical devices and systems. NASA Thesaurus, Washington, DC: National Aeronautics and Space Administration.

NASA Interest

Exhaustive Interest : Theory, development, design, testing, performance, and operations of electric components, devices, and circuitry that have direct application in aircraft, launch vehicles, space vehicles, and their components and equipment; launch, research, and testing facilities, and the electric components and equipment used in these.

Selective Interest : Theory, research, development, design, testing, performance, and operation of electric equipment, components, devices, and circuitry having potential applications for aerospace use, or for use under extreme or unusual conditions or environments.

Negative Interest : Research, development, design, testing, performance, and operation of components, devices, and circuitry of electronic-electrical equipment for commercial nonaerospace applications.


Input Subjects of Specific Interest

  • amplifiers
  • audio amplifiers
  • batteries (electrical design)
  • bridge circuits
  • capacitors
  • cathode ray tubes (electrical design)
  • charge-coupled devices
  • chips (integrated circuits)
  • chokes (electric, electronic)
  • circuit simulation (integrated circuits)
  • circuit theory
  • converters
  • crystals (electronic applications)
  • dielectrics (electronic application)
  • diodes
  • dividers (electric)
  • electric circuits
  • electric filters
  • electric motors
  • electric power units (electrical design)
  • electrical components
  • electrical engineering
  • electrical relays
  • electromechanics
  • electron beam devices
  • electron tubes
  • electronic circuits
  • electronic components
  • electronic packaging
  • electronic test equipment
  • electronics
  • field effect transistors (FET)
  • field programmable gate arrays
  • filters (electric, electronic)
  • fuses (electric)
  • generators (electrical design)
  • inductors (electric)
  • insulation (electric, electronic)
  • integrated circuits
  • inverters
  • Kalman filters
  • klystrons
  • light emitting diodes (LED)
  • lithography (circuit fabrication)
  • magnets (electrical, electronics application)
  • microcircuits
  • microelectronics
  • microminiaturization
  • modulators (electric, electronic devices)
  • nanodevices (electronic)
  • networks (circuitry)
  • opto-acoustic electronics
  • optoelectronics (applications)
  • oscillators
  • photoelectric devices
  • photomultipliers
  • power amplifiers
  • power packs (electric)
  • power supplies electric)
  • printed circuits
  • programmable logic devices
  • radomes (electrical properties)
  • rail accelerators, railguns, launchers (theory)
  • reconfigurable hardware
  • rectifiers
  • regulators (voltage, current)
  • resistors
  • semiconductor devices
  • servomechanisms (electrical aspects)
  • signal generators (applications)
  • silicon cells (electrical properties)
  • single event transients
  • single event upsets
  • sneak circuit analysis
  • solar cells (electrical design)
  • solar state circuitry
  • solid state devices
  • superconductivity (applications)
  • surface wave acoustic devices (electronic design)
  • switches
  • switching circuits
  • switching theory
  • test equipment (electrical properties)
  • thyratrons
  • transducers
  • transformers
  • transistors
  • transmission lines
  • traveling wave tubes
  • triodes
  • tunnel diodes
  • vacuum tubes
  • very large scale integration (VLSI)
  • waveguides