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Matched Quads GE 6550A, New Old Stock KT-88 $899.00 |
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A Quad of New U.S. Army Signal Corp 10Y / VT-25 Tubes, Made by Sylvania $550.00 |
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4x NEW JJ Tesla 6386 LGP Gold Pin Vacuum Tube TESTED, Matched Quad $521.00 |
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Fullmusic KT88/C Vacuum Tubes Matched Quad(4) Brand New $499.00 |
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New Shuguang Nature Sound Series KT88-T Tubes Matched Quad Brand New $499.00 |
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4x NEW JJ Tesla 300B Vacuum Tubes, Matched Quad TESTED $491.90 |
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4x NEW JJ Tesla 2A3 Power Vacuum Tube 2A3-40, Matched Quad TESTED $482.00 |
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Shuguang Psvane KT88-T Vacuum Tubes Matched Quad Brand New $450.00 |
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4x NEW Valve Art 300B VA Vacuum Tube, Matched Quad TESTED $442.96 |
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4x GZ32 Telefunken NOS NIB ( 5V4G CV593 ) for 300B, Quad II projects $399.00 |
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TESLA BrownBase vintage EL34 / = 6CA7 quad NOS tubes NIB what Marshall offered. $385.00 |
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Shuguang Treasure KT88-Z Tubes Matched Quad Premium New $375.00 |
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BIG O-Getter STRONG MATCHED QUAD E80CC SQ PHILIPS NIB Gold pin TUBE = 6085 $366.66 |
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Nib Matched Quad of Sylvania 7189 tubes ( Black plate ) $320.00 |
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A Quad of New 7591A Output Tubes, by Sylvania $320.00 |
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Telefunken EL156 EL-156 Quad NOS Vacuum Tubes 4 qty. NEW $304.00 |
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VALVO E84L TUBES QUAD NOS NIB $299.95 |
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5751 CV4017 Quad NOS NIB GENERAL ELECTRIC GL5751 CK5751 5751WA CV40171 ECC83 $299.00 |
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PHILIPS EL84 TUBES QUAD GREEN LABEL NOS NIB $289.95 |
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NOS NIB QUAD (4!) E283cc Siemens trimica NOS NIB Tubes *high emission* $289.00 |
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RTC/SIEMENS E84L 7320 TUBES QUAD NOS NIB, GREAT SET FOR VOX $279.95 |
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Shuguang Treasure KT88-Z Vacuum Tubes Matched Quad New $279.00 |
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Shuguang Treasure KT88-Z Vacuum Tubes Matched Quad New $279.00 |
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Nib Matched Quad of Mazda 6BM8 / ECL82 tubes made in England $248.00 |
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4x (M. Quad!) Tungsram EL84 (6BQ5, E84L, N709, 7320), NOS NIB, 1958, Disc Getter $239.99 |
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4pcs Shuguang Treasure Series Vacuum Tubes KT88-Z new matched quad $234.99 |
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4x NEW Electro Harmonix 2A3 EH Gold Grid Power Tubes, Matched Quad TESTED $226.00 |
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4 Raytheon JAN 6080WB 6080 WB 6AS7G Vacuum Tubes NOS/NIB Matched Quad $199.99 |
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Genalex Gold Lion KT88 Matched QUAD Tubes Valves KT-88 $197.59 |
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Quad 4pcs Matched 572B Vacuum Electron Tube Valve NEW $188.00 |
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4x NEW JJ Tesla EF806-S EF86 Gold Pin Vacuum Tubes, Matched Quad TESTED $187.00 |
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Matched Quad Of New Genalex Gold Lion KT88 Power Tubes 6550 $184.00 |
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4x NEW Genalex Gold Lion KT88 GEC 6550 Power Vacuum Tubes, Matched Quad TESTED $183.90 |
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NEW FACTORY MATCHED QUAD – TUNG-SOL KT120 (KT-120), RUSSIA $175.00 |
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NEW MATCHED QUAD – GROOVE TUBES GT-6L6GE-Q; RATING: 4, MFR’D 2004 (6L6) $175.00 |
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4x NEW JJ Tesla KT88 Blue Glass Vacuum Tubes, Matched Quad TESTED $174.25 |
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4x NEW JJ Tesla EL509 Vacuum Tubes 6P45S 6KG6, Matched Quad TESTED $170.00 |
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Philips Holland 6DJ8 / ECC88 matched Quad org Box Batch Audio fr sale NOS NIB $169.00 |
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4x NEW Electro Harmonix KT90 EH KT90EH Power Vacuum Tubes, Matched Quad TESTED $164.00 |
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Matched quad 6S4S Svetlana output Russian tubes (6B4G 6A3 6C4C) NEW NOS! $159.00 |
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4x NEW JJ Tesla KT88 Vacuum Tubes, Matched Quad TESTED $156.50 |
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4x NEW Genalex Gold Lion KT77 Power Vacuum Tubes EL34 6CA7, Matched Quad TESTED $154.00 |
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4x NEW JJ Tesla 6550 Vacuum Tubes, Matched Quad TESTED $152.00 |
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Matched Quads Genalex Gold Lion KT77 tubes,Reissue, NEW $151.99 |
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SHUGUANG KT88-98 KT88 6550 NEW PLATINUM MATCH QUAD $149.99 |
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SHUGUANG KT88-98 KT88 6550 NEW PLATINUM MATCH QUAD $149.99 |
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NOS NIB RCA QUAD TYPE 8552 BLACK PLATE 6883B POWER TUBES MATCHED METAL BASE 1968 $149.99 |
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SHUGUANG KT88-98 KT88 6550 NEW PLATINUM MATCH QUAD $149.99 |
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SHUGUANG KT88-98 KT88 6550 NEW PLATINUM MATCH QUAD $149.99 |
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Philips ECC88 = 6DJ8 1 x matched QUAD audio tubes (4 valves) NEW Unused NOS . $149.00 |
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4x NEW Valve Art KT88 Vacuum Tubes , Matched Quad TESTED $147.90 |
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4x NEW Electro Harmonix 6H30Pi EH Gold Vacuum Tubes, Matched Quad TESTED $144.00 |
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4x NEW Genalex Gold Lion 12AX7 ECC83 B759 Vacuum Tubes TESTED, Matched Quad $141.60 |
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EL86 TELEFUNKEN QUAD UNUSED $140.68 |
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Matched Quad, General Electric 807, NOS, Made In Holland, 1960,s, New In Box $139.00 |
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Matched Quad, General Electric 807, NOS, Made In Holland, 1960,s, New In Box $139.00 |
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Matched QUAD NEW Soviet 6550 WE CLEAR TOP TUBES $139.00 |
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4x NEW Genalex Gold Lion 12AT7 ECC81 B739 Vacuum Tube TESTED, Matched Quad $137.99 |
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4x NEW Genalex Gold Lion 12AU7 ECC82 B749 Vacuum Tube TESTED, Matched Quad $137.99 |
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4x NEW JJ Tesla KT66 Vacuum Tubes, Matched Quad TESTED $136.50 |
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Svetlana KT88 power tubes (New matched quad =4) The Best KT88 roundhole Winged C $129.00 |
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Matched Quad(4) Fullmusic 12AU7/ECC82 Vacuum Tubes Brand New $129.00 |
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Matched Quad(4) Fullmusic 12AX7/ECC83 Vacuum Tubes Brand New $129.00 |
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Matched quads Tung Sol KT66 amp tubes,Reissue, NEW in boxes ! $128.88 |
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Quad – 4pcs Matched NEW Shuguang KT66 Vacuum Tube $128.00 |
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Matched quads Electro Harmonix 7868 amp tubes, New !!! $126.99 |
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Svetlana 6550C power tubes (NEW matched QUAD = 4) Efficient version of Winged C $125.00 |
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Quad of Cetron 6336B Twin Triode Power Tubes – New Old Stock, In Box – Test Good $124.99 |
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MATCHED QUAD SET OF 4 NOS NIB WE WESTERN ELECTRIC 429A 429-A AMPLIFIER TUBE $121.50 |
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KT66 TUNG SOL TUBES NEW TIGHT MATCHED QUAD TUNGSOL reissued made in russia $120.99 |
Nib Quad
For a Good Man Named Nib – A Nice Quad
