6550 TUNG-SOLCopy of the original type 3 Tung-Sol 6550 made in the 1960's. Triple getter, carbonized screen, and gold plated grid. The current production benchmark of the classic 6550. |
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| 6550 Tung-Sol specifications (PDF) |
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Tung-Sol™ is a registered trademark with Electro-Harmonix. All rights reserved.
All trademarks and registered trademarks appearing on this site are the property of their respective owners.