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Summary
| Description |
English: A full size and a miniature vacuum tube for size comparison. The larger tube, an octal-base 5U4GB dual power diode, was made by General Electric in the United States, the smaller, an ECC-83/12AX7 dual triode, was made by Telefunken in West Germany. The smaller tube is 1-3/4 inch (44.5 mm) high, not including pins, and 0.8 inch (20.4 mm) in diameter; the larger tube is 3-5/8 inches (93 mm) high, not including pins, with a base (black portion) 1-3/8 inches (35 mm) in diameter. |
| Date | |
| Source | Own work |
| Author | ArnoldReinhold |
Licensing
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 16:46, 2 October 2020 | | 2,421 × 3,421 (2.93 MB) | ArnoldReinhold | Uploaded own work with UploadWizard |
File usage
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