Up for sale is a set of four genuine Svetlana 6550C power tubes made in Russia. Test Results (MaxiMatcher II Power Tube Tester) These tubes were carefully tested on a professional MaxiMatcher tube tester.
Item Tag: Quad
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4 Vintage Westinghouse England 6L6GC Vacuum tubes. Quad Set. Tested!
Tubes tested great! Will ship fast and secure. Please use pics for reference of condition. And make sure these are the correct parts you need. These were pulled from a fully functional vintage fender amp. Signs of wear but overall good.
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New 4x TungSol EL34B / EL34 | Matched Quad / Quartet / Four Tubes | Free Ship
The EL34B also tends to have more bass compared to the standard EL34. We all know that swapping out tubes can be one of the more effective ways of improving your tone.
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Quad of JJ 7591s Power Vacuum Tube
TubeDepot supplies vacuum tubes for musical instrument amplifiers, Hi-Fi amplifiers, vintage vacuum tube recording gear and associated equipment. We provide tube sets for virtually any vintage or new production amp on the market. This set contains 4 JJ 7591s Power Vacuum Tube
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Quad of Raytheon 12AX7 Black Plate Vacuum Tubes – 6% matched
Quad of Raytheon 12AX7 tubes, screened and labeled for Baldwin organs. These feature long, shiny black plates and O getters. Constructed with mica spring “fingers” on the cathodes to reduce microphonics.
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Quad UX-112a Engraved base Radiotron Cunningham RCA Sylvania UX SX CX
4 pieces 112A tube labeled Sylvania SX-112, Cunningham (RCA) CX-112, and 2 pieces Radiotron (RCA) UX-112.Tubes are guaranteed.
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New 4x Tung-Sol EL84 / 6BQ5 | Matched Quad / Quartet | Power Tubes | Free Ship
The Tung-Sol EL84 reissue is a great sounding tube. Bright, punchy, and smooth with a nice mid presense, making it ideal for classic rock and blues. These are very close and tightly matched tubes. Having matched power tubes is important because itreduces hum from your amplifier.
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Quad II Mono-Block Tube Power Amplifiers, w/ original packaging boxes, Excellent
A rare pair of Quad II Mono-Block Tube Power Amplifiers. They are in excellent condition, with only minor scratches and dents that do not affect sound quality. The original Quad II monoblock amplifier is a 15-watt RMS tube amplifier known for its low distortion (<0.1% at 700Hz), using 2 x EF86, 2 x KT66, and 1 x GZ32 tubes.