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Everything about Control grid

Electrode used to control electron flow within a vacuum tube

The control grid is an electrode used in amplifying thermionic valves such as the triode, tetrode and pentode, used to control the flow of electrons from the cathode to the anode (plate) electrode. The control grid usually consists of a cylindrical screen or helix of fine wire surrounding the cathode, and is surrounded in turn by the anode. The control grid was invented by Lee De Forest, who in 1906 added a grid to the Fleming valve to create the first amplifying vacuum tube, the Audion (triode). Wikipedia →

đź§­ Start here: a 6-step reading path

  1. Read the overview: Control gridA 5-minute orientation
  2. Skim a recent paper: Stability Control for Grid-Connected Inverters Based on Hybrid-Mode of Grid-Following and Grid-FormingInfluential work since 2022
  3. Pick up a classic book: Design of Smart Power Grid Renewable Energy SystemsThe most-reprinted book on the subject
  4. Read the landmark paper: Hierarchical Control of Droop-Controlled AC and DC Microgrids—A General Approach Toward StandardizationCited 4,656 times
  5. Go sideways: PentodeA closely related topic
  6. Go sideways: TetrodeA closely related topic

đź“– Definitions

Noun An electrode used in amplifying thermionic valves (vacuum tubes) such as the triode, tetrode and pentode, used to control the flow of electrons from the cathode to the anode. It usually consists of a cylindrical screen or helix of fine wire surrounding the cathode, and is surrounded in turn by the anode.

🏆 Landmark papers (most cited)

🆕 Influential since 2022

📚 Books worth reading

Ranked by number of editions on Open Library, a rough measure of how lasting a book is.

đź”— Related topics