Tube Substitutions for:
9U8A
HF Triode - Pentode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 9U8A | 8A8, 9U8†, 9A8†, 9EA8 |  |
| Notes: | † - Series circuit no controlled warm-up | |
| Web References | 9U8A (RCA (RC30)) @ Franks Electron Tubes 9U8A @ RadioMuseum.org | |
HF Triode - Pentode
MECHANICAL DATA
| Basing | 9AE |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 9.45 | Volts |
| Heater Current | 0.3 | A |