Electronics 101 - Vocabulary

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Across
  1. 1. Process of joining two metallic surfaces to make an electrical contact by melting solder (usually tin and lead) across them.
  2. 3. Sending of information.
  3. 6. Process by which an information signal (audio for example) is used to modify some characteristic of a higher frequency wave known as a carrier (radio for example).
  4. 9. The ability of a capacitor to store an electrical charge. The basic unit is a Farad.
  5. 11. Unit of potential difference or electromotive force.
  6. 12. A number system having only two symbols, 0 and 1. A base 2 number system.
  7. 14. Work is done any time energy is transformed from one type to another.
  8. 16. Interconnection of components to provide an electrical path between two or more components.
  9. 18. Diode circuit that converts alternating current into pulsating direct current.
  10. 21. Magnitude or size of a signal voltage or current.
  11. 22. Device such as a load that consumes power or conducts away heat.
  12. 24. 1000 watts for 1 hour.
  13. 27. An electronic component having capacitive reactance.
  14. 28. Unwanted electromagnetic radiation within an electrical or mechanical system.
  15. 30. Quantity of electrical energy.
  16. 31. A subatomic particle of an atom, with a negative charge, that orbits the positively-charged nucleus.
  17. 32. Science of dealing with the principle and applications of gates, relays and switches.
  18. 34. Inductor with two or more windings.
  19. 38. An intentional or accidental conducting path between an electrical system or circuit and the earth or some conducting body acting in place of the earth.
  20. 39. Metal box or frame to mount components.
  21. 40. Term used to designate electrical pressure or force that causes current to flow.
  22. 41. Unit of electrical power required to do work at the rate of one joule per second.
  23. 43. Measured in amps, it is the flow of electrons through a conductor. Also know as electron flow.
  24. 45. The property of having a positive or negative charge.
  25. 47. Electronic test equipment that can perform multiple tasks.
  26. 49. Point at which electrical connections are made.
  27. 51. a unit of electrical current, also referred to as amp.
  28. 52. An instrument used to display a signal graphically.
Down
  1. 2. Reduction in magnitude of oscillation due to energy being dissipated as heat.
  2. 4. Terminal at which a component, circuit or piece of equipment delivers current, voltage or power.
  3. 5. Single solid or stranded group of conductors having a low resistance to current flow.
  4. 7. A source drives a load. Whatever component or piece of equipment is connected to a source and draws current from a source is a load on that source.
  5. 8. A two terminal device that conducts in only one direction.
  6. 10. Circuit having two or more paths for current flow. Also called shunt.
  7. 13. The total opposition to the flow of current offered by a circuit.
  8. 15. Opposition to current flow and dissipation of energy in the form of heat. Symbolized "R" and measured in ohms.
  9. 17. Term derived from "transfer resistor." Semiconductor device that can be used as an amplifier or as an electronic switch.
  10. 19. Combination of interconnected components, circuits or systems.
  11. 20. Term describing radio communication that requires no wires between two communicating points.
  12. 23. Release of energy stored in either a battery or a capacitor.
  13. 25. Abbreviation for Direct Current.
  14. 26. Amount of energy converted by a circuit or component in a unit of time, normally seconds. Measured in units of watts
  15. 29. Device that converts energy from one form to another.
  16. 33. A DC voltage source containing two or more cells that convert chemical energy to electrical energy.
  17. 35. Equipment that will operate from an AC or DC power source.
  18. 36. Junction or branch point in a circuit.
  19. 37. When a non conducting material is used to isolate conducting materials from one another.
  20. 42. Electrical device having two states, on (closed) or off (open).
  21. 44. Electromechanical device that opens or closes contacts when a current is passed through a coil.
  22. 45. Angular relationship between two waves.
  23. 46. Pulse used to initiate a circuit action.
  24. 48. An element which is neither a good conductor nor a good insulator, but rather lies somewhere between the two.
  25. 50. Abbreviation for alternating current.