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Tungsol 6550


(4) TUNGSOL 6550 TUBES

$399.00


Strong TungSol 6550 Black Plate Vacuum Tube

$149.99


6550 Tung-Sol USA for Leslie Organ Co. matched pair tests NOS on MaxiMatcher

$169.90


4 New Tung Sol 6550 Tubes

$99.99


3 Each Tung-Sol 6550 KT-88 Audio Amplifier Tubes (+free GE 6550 w/brkn guide pin

$51.00


VINTAGE LESLIE TUNG-SOL 6550 AUDIO OUTPUT VACUUM TUBES Amplitrex Tested STRONG

$75.00


early vintage '50s pair Tung-Sol 6550 Power Tubes smooth plates

$255.00


1 excellent tungsol solid black plate 6550 tube #50300 NO RESERVE

$89.99


(1) TUNGSOL 6550 TUBES

$149.00


6550 Tung sol vintage working Radio tube, as seen

$8.99


(2) TUNGSOL 6550 TUBES

$219.00


BOGEN TUNG SOL 6550 / KT88 TUBE SOLID BLACK PLATE DDD Getter AMPLITREX TESTED

$116.55


3x Tung-Sol 6550 Power Tubes • Leslie • 1967 70 Powr Match • Light Use • Tested

$299.00


1 6550 TUNG-SOL Solid Black Plate HiFi Guitar Amp Vacuum Tube Code 3225633-3

$300.00


Quad of Tung-Sol 6550 New Production Power Vacuum Tube

$139.92


2 NEW IN BOX VINTAGE TUNG-SOL 6550 SMOOTH BLACK PLATE & 3 HOLE TUBES ! PK

$225.00


Factory Matched QUAD Tung-Sol Tungsol 6550 KT88 - For Tube Amplifiers

$155.00


Octet of Tung-Sol 6550 New Production Power Vacuum Tube

$279.84


New Plate Current Matched Quad (4) Tung-Sol Reissue 6550 KT88 Coke Bottle Tubes

$151.59


1 x 6550 Tungsol(USA) Tube *Solid Black Plate*

$128.99


TUNG SOL 6550 / KT88 TUBE SOLID BLACK PLATE DDD Getter AMPLITREX TESTED

$89.55


Sextet of Tung-Sol 6550 New Production Power Vacuum Tube

$209.88


2 Tung-Sol for GE 6550 3 Hole Grey Plate 6550 Audio Tubes USA Coke Bottle 70's.

$300.00


Factory Matched Octet Tung-Sol Tungsol 6550 KT88 - Audio Research Tube Amplifier

$320.00


1 PAIR Tung Sol 6550 Tubes Triple Halo Getter Vintage USA Tested Strong 1970's

$119.99


Tung-Sol 6550 Power Tubes • Leslie • 1968 Powr Match • Light Use • Test Strong

$260.00


A VINTAGE TUNG SOL BRANDED RCA 6550 NOS/NIB VACUUM TUBE

$225.00


Factory Matched OCTET Tung-Sol Tungsol 6550 KT88 - For Tube Amplifiers

$320.00


Tung Sol 6550 KT88 Solid Black Plates Vacuum Tube Very Strong (3) Available

$199.99


Qty 4, RCA, Tung-Sol 6550, OOO, Three Getter, 1960s, Measure High Amplitrex

$499.00


Tung-Sol 6550 ST NOS-U.S. Made

$349.95


TUNG-SOL single JAN-6550 triple getter power tube NOS NIB 1967

$325.00


TUNG-SOL 6550 POWER TUBES FOR SYLVANIA NOS/NIB-ORIGINAL BOX SWEET AS WELL-TOP NO

$800.00


Vacuum Tube - 6550, Tung-Sol Reissue, Single or Matched: Apex Matched Sextet

$218.70


Tung Sol 6550 KT88 Gray Plate RCA Branded Vacuum Tube

$79.95


Tung-Sol 6550 Power Tubes • Leslie • 1968 Powr Match • Light Use • Test Exc

$280.00


Factory Matched Octet Svetlana KT88SV 6550 KT88 - For Tube Amplifiers

$328.00


Qty 3, Tung-Sol JAN 6550A, 1967, OOO, 3 Hole Grey Plate, Low Hours

$399.00


Vintage Tung-Sol GE 6550 Vacuum Tube USA 1960's - Amplitrex Tested STRONG

$75.00


Leslie Vintage Tung-Sol Made in USA "Leslie" KT88 6550 Electron Tube

$119.99


MATCHED PAIR VINTAGE TUNG-SOL "LESLIE" KT88 6550 ELECTRON TUBES - TEST EXCELLENT

$349.00


Tung Sol type Vintage GE 6550 Power Tube

$92.00


6550 Tung-sol Vintage made in U.S.A Amplitrex tested #623005

$350.00