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MATCHED QUAD (4) -RCA Westinghouse beansed 6550 tubes c 1960s original vintage usa NOS

+ $12 Shipping
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The Bonfires Vintage
Portland, OR, United States
Joined Reverb

About This Listing

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Original vintage c 1960s RCA (Westinghouse distributes) 6550 matched NOS quartet of the best power tubes ever made. Perfect for your vintage Sunn, Marshall, Ampeg, hifi, boutique, pro audio, or whatever project you need the best tubes ever in.
No issues.

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Product Specs

Listed3 years ago
ConditionMint (Used)
Mint items are in essentially new original condition but have been opened or played.learn more

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