varicap

  • 41Cathode ray tube — Cutaway rendering of a color CRT: 1. Three Electron guns (for red, green, and blue phosphor dots) 2. Electron beams 3. Focusing coils 4. Deflection coils 5. Anode connection 6. Mask for separating beams for red,… …

    Wikipedia

  • 42Compactron — 12AE10 Compactron tube (a dual pentode), made by GE Compactrons are electronic vacuum tube units which contain arrangements of diodes, triodes, or pentodes in multiple combination arrays, as well as high or low voltage and power types. Contents …

    Wikipedia

  • 43Field-effect transistor — FET redirects here. For other uses, see FET (disambiguation). High power N channel field effect transistor The field effect transistor (FET) is a transistor that relies on an electric field to control the shape and hence the conductivity of a… …

    Wikipedia

  • 44Light-emitting diode — LED redirects here. For other uses, see LED (disambiguation). Light emitting diode Red, pure green and blue LEDs of the 5mm diffused type Type Passive, optoelectronic Working principle Electr …

    Wikipedia

  • 45Maser — For other uses, see Maser (disambiguation). A hydrogen radio frequency discharge, the first element inside a hydrogen maser (see description below) A maser is a device that produces coherent electromagnetic waves through amplification by… …

    Wikipedia

  • 46Cavity magnetron — Magnetron with section removed (magnet is not shown) …

    Wikipedia

  • 47Nuvistor — RCA 6DS4 Nuvistor triode vacuum tube, ca. 20 mm high and 11 mm in diameter. The nuvistor is a type of vacuum tube announced by RCA in 1959. Most nuvistors are basically thimble shaped, but somewhat smaller than a thimble. Triodes and tetrodes… …

    Wikipedia

  • 48Resistor — A typical axial lead resistor Type Passive Working principle Electrical resistance Invented Ge …

    Wikipedia

  • 49Transistor — For other uses, see Transistor (disambiguation). Assorted discrete transistors. Packages in order from top to bottom: TO 3, TO 126, TO 92, SOT 23 A transistor is a semiconductor device used to amplify and switch electronic signals and power. It… …

    Wikipedia

  • 50Transformer — This article is about the electrical device. For the toy line franchise, see Transformers. For other uses, see Transformer (disambiguation). Pole mounted distribution transformer with center tapped secondary winding. This type of transformer is… …

    Wikipedia