Ballast Tube
A ballast tube for vintage radio and television power supply circuits, used to regulate current in series-string tube heater circuits common in AC/DC sets from the tube era. A specialized but essential part for restoring these circuits to safe, correct operation.A hard-to-source part in many cases — worth having on hand for anyone regularly restoring vintage AC/DC series-heater radios.
Specifications
- Type
- 9-4, 6-4, 8-4, 6h-6
Variants (4)
- 9-4 — 20.00 USD — In stock
- 6-4 — 20.00 USD — In stock
- 8-4 — 20.00 USD — In stock
- 6h-6 — 20.00 USD — In stock
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