Type | Substitutes | Base Diagram |
---|---|---|
7489 | 12AU7A, 12AU7W, 12AU7WA, 12AX7§, 12AX7A§, 5814*, 5814A, 5814WA*, 5963, 6067, 6189, 6680, 7316, 7730 | |
Notes: | * - Parallel filaments | |
Web References | 7489 (STC/Brimar) @ Franks Electron Tubes 7489 @ RadioMuseum.org |
Basing | 9A |