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Tube Substitutions for:
7
Ballast Tube
| Type | Substitutes | Base Diagram |
|---|
| 7 | | 4A |
Type 7
Ballast Tube
MECHANICAL DATA
ELECTRICAL DATA
HEATER CHARACTERISTICS
| Heater Voltage | 176 | Volts |
| Heater Current | 0.3 | A |
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