Ruby Tubes 6V6GTSTR Power Tube

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StewMAX Member Appreciation Event
20% OFF + FREE SHIPPING*
Special offer ends January 20, 2026 at 4:00PM ET

StewMAX Member Appreciation Event
20% OFF + FREE SHIPPING*
Special offer ends January 20, 2026 at 4:00PM ET

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Ruby Tubes 6V6GTSTR Power Tube, Single Tube
Single Tube Item # 50015-S No longer available
$24.98
Ruby Tubes 6V6GTSTR Power Tube, Matched Quad
Matched Quad Item # 50015-MQ No longer available
$97.10
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*StewMAX Members receive FREE standard shipping on all orders for the life of their membership. Members also receive special pricing on select items, and exclusive offers each month that may include tools, parts or supplies. Learn More

Ruby Tubes 6V6GTSTR Power Tube

Well built and consistent in both durability and plate current range. An improved 6V6GT from China.

All Ruby Power Tubes are matched using the Magic Parts™ matching process, and the base of the tube is labeled with the plate current and transconductance matching measurements. By matching these parameters, optimal performance and long life are ensured for your amplifier. Ruby Tubes come with a 6-month replacement warranty.
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