| Type | Substitutes | Base Diagram |
|---|---|---|
| EF5 | TEF5, MEF5, VEF5, 6E1_Ultron, EF25 | |
| Web References | EF5 (Philips) @ Franks Electron Tubes? EF5 (Philips) @ Franks Electron Tubes? EF5 (Philips) @ Franks Electron Tubes? EF5 (Philips) @ Franks Electron Tubes? EF5 @ Radiomuseum | |