Tubes / semiconductors by category - Manufacturer
Selected: Air Scout - tubes
| Name | Maker | Year | User | Usage | Type | Base |  |
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 |
 |
 |
 |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 171A | Common typ | Radio/TV-r | Power/Out | Triode, | UX-Base | 1 | 16 | 1 | 1 | 1 | – | 113 | ||
| 201A | Common typ | 1925 | Radio/TV-r | Universal | Triode, | UX-Base | 2 | 85 | 2 | – | 10 | 2 | 96 | |
| 227 | Common typ | 1927 | Universal | Triode, | UY-Base | 1 | 29 | 1 | 1 | 3 | 2 | 735 | ||
3 tubes or semiconductors found.