| Type | Substitutes | Base Diagram |
|---|---|---|
| RE084 | B9, A41, B_Adzam, L4_Zenith, 406_Fotos, KL70406, L424, H80, H100, RRAF, 410LF, 415A, A408, A415, D15, DZ1508, DZ1623, G405_Tungsram, G409, H4_Sator, LD410 | |
| Web References | RE084 (Telefunken) @ Franks Electron Tubes? RE084 (Telefunken) @ Franks Electron Tubes? RE084 @ Radiomuseum | |