Tube Substitutions for:
18FW6A
Semi-Remote Cutoff Pentode
| Type | Substitutes | Base Diagram |
|---|---|---|
| 18FW6A | 18GD6A, 18FW6†, 18GD6† |  |
| Notes: | † - Series circuit no controlled warm-up | |
| Web References | 18FW6A (RCA (HB3)) @ Franks Electron Tubes 18FW6A (Tung-Sol) @ Franks Electron Tubes 18FW6A @ RadioMuseum.org | |
Semi-Remote Cutoff Pentode
MECHANICAL DATA
| Basing | 7BK |
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 18 | Volts |
| Heater Current | 0.1 | A |