Category:Dual triodes
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Subcategories
This category has the following 5 subcategories, out of 5 total.
1
- 12AT7/ECC81 (7 F)
- 12AU7/ECC82 (11 F)
- 12AX7/ECC83 (61 F)
Media in category "Dual triodes"
The following 4 files are in this category, out of 4 total.
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Brimar PCC89 valve 0001.jpg 800 × 1,500; 232 KB
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RCA 6EU7.jpg 260 × 279; 24 KB
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Tesla PCC88.jpg 2,151 × 2,307; 520 KB
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雙三極管6922.jpg 2,048 × 1,536; 530 KB