File:TRIODE TM11 662 FIG 4.jpg
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Original file (685 × 919 pixels, file size: 133 KB, MIME type: image/jpeg)
Summary[edit]
| Summary | |
|---|---|
| Description | Primitive triode vacuum tube, arrangement of electrodes and battery connections. |
| Source | Wikimedia Commons file page |
| Author | Departments of the Army and the Air Force |
| Permission | See original Commons license details. |
Licensing[edit]
Public Domain
This file is in the public domain and may be used without restriction.
Please see the linked source page for the original file history, attribution information, and licensing details.
Original attribution and file history: Wikimedia Commons
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 22:27, 8 June 2026 | | 685 × 919 (133 KB) | Maintenance script (talk | contribs) | == Summary == Importing file |
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