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Tung-Sol 6550 - matched pair

Tung-Sol 6550 - matched pair
Price: $349.00
1 matched pair in stock
Item Number: 702
Manufacturer: Tung-Sol
The 1962 Tung-Sol 6550 power tubes in this precisely matched pair have welded gray plates with no holes, 3 getters, metal collar bases, and the distinctive coke bottle shape. The white print on the base of one tube has the Tung-Sol logo. The red print on the base of the other tube has the RCA logo.
Both tubes test as new. They are matched for both current draw (58.2 mA & 60.8 mA) and transconductance (100% Gm & 103% Gm) at 500VDC. Tubes ship in new white boxes with test results.
These tubes are sold as a matched pair. Photos are of the actual tubes.

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TC Tubes specializes in precision testing and matching of vintage and new production vacuum tubes for guitar & bass players, audiophiles, and DIY tube audio enthusiasts. Our website features secure payment options and fast, convenient shipping around the world.

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