• 481023


    Caption: Conceived in 1923 by V.K. Zworykin, the iconoscope was used in RCA's first public television broadcasts in 1939.
    Artist:
    Release: None
    File Size: MB

  • 506563


    Caption: The components of a scanning electron microscope (SEM)
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    Release: None
    File Size: MB

  • 506727


    Caption: The components of a transmission electron microscope (TEM)
    Artist:
    Release: None
    File Size: MB

  • 507055


    Caption: The basic components of a laser
    Artist:
    Release: None
    File Size: MB

  • 481189


    Caption: A fuel cell (actually a group of cells) has essentially the same kinds of components as a battery.
    Artist:
    Release: None
    File Size: MB

  • 481000


    Caption: Proton exchange membrane (PEM) fuel cell.
    Artist:
    Release: None
    File Size: MB

  • 481071


    Caption: Basic components of an electrochemical cell.
    Artist:
    Release: None
    File Size: MB

  • 481525


    Caption: Cutaway view of an alkaline-manganese dioxide power cell.
    Artist:
    Release: None
    File Size: MB

  • 481052


    Caption: Elements of a magnetron, used to generate power for radar systems, microwave ovens, plasma screens, and linear accelerators.
    Artist:
    Release: None
    File Size: MB

  • 481114


    Caption: Diagram of a two-cavity klystron, used as an amplifier and RF signal source at microwave frequencies, and also as an oscillator.
    Artist:
    Release: None
    File Size: MB

  • 481038


    Caption: Cutaway view of a typical construction of a miniature power cell, as in a zinc-silver oxide or zinc-mercuric oxide system.
    Artist:
    Release: None
    File Size: MB

  • 481387


    Caption: The components of a colour television picture tube, including the aperture grille, phosphor coating, and electron gun.
    Artist:
    Release: None
    File Size: MB

  • 481467


    Caption: Modern version of the Leclanche cell. This heavy-duty zinc-carbon primary battery is a dry cell with an immobilized electrolyte.
    Artist:
    Release: None
    File Size: MB

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