Tube Substitutions for:
21JS6A
Beam Power Tube
| Type | Substitutes | Base Diagram |
|---|---|---|
| 21JS6A |  | |
| Web References | 21JS6A (RMA/EIA) @ Franks Electron Tubes 21JS6A @ RadioMuseum.org | |
Beam Power Tube
MECHANICAL DATA
| Basing | 12FY |
| Type | Substitutes | Base Diagram |
|---|---|---|
| 21JS6A | | |
| Web References | 21JS6A (RMA/EIA) @ Franks Electron Tubes 21JS6A @ RadioMuseum.org | |
| Basing | 12FY |