Tube Substitutions for:
W25
| Type | Substitutes | Base Diagram |
|---|---|---|
| W25 | 1AE4*, 1AF4, 1AM4, 1T4SF, 1AJ4 |  |
| Notes: | * - Parallel filaments |
MECHANICAL DATA
| Basing | 7DP |
| Type | Substitutes | Base Diagram |
|---|---|---|
| W25 | 1AE4*, 1AF4, 1AM4, 1T4SF, 1AJ4 | |
| Notes: | * - Parallel filaments |
| Basing | 7DP |