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6550 Tube


Tung Sol 6550 Tube - Tested 105! - Made in USA!

$33.00


+++ ELECTRON POWER TUBE RCA 6550A - HICKOK tested STRONG +++

$18.90


+++ ELECTRON POWER TUBE GE 6550A - HICKOK tested STRONG +++

$28.90


+++ ELECTRON POWER TUBE GE 6550A - HICKOK tested WELL +++

$24.90


(2) Tung Sol 6550 Tubes - Matched Pair - Tested 100! - Made in USA!

$50.00


Matched Pair TungSol 6550 Solid Gray Plate Vacuum Tubes #4

$149.99


Brand New Matched Quad (4) Genalex Gold Lion Reissue KT88 / 6550 Vacuum Tubes

$191.60


2 truly matched same dated 1965 tungsol 3 hole gray plate 6550 tubes

$149.99


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

$138.55


6550 6L6G 45 6SN7 6SJ7 12AT7 6CA4 6X4 Premium Vintage Audio Tube Lot (MANY NOS)

$104.17


Matched Quads (4 tubes) Electro Harmonix 6550 6550EH large tubes, NEW

$107.65


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

$75.00


+++ ELECTRON POWER TUBE TUNG-SOL ST 6550 - HICKOK tested - WORKING +++

$18.90


TWO Electro Harmonix Factory Matched 6550 6550EH Vacuum Tubes PAIR 24hr Burn-in

$67.95


Pair Tung Sol 6550 KT88 Solid Gray Plate RCA Branded Vacuum Tube

$275.00


2 Used General Electric JAN-6550A Tube,

$9.90


Matched Pair Svetlana 6550 6550C amp tubes, BRAND NEW

$58.55


vintage 6550 tung sol tubes pair

$80.00


2 X KT90 Ei YUGOSLAVIA 1990´S. KT88/6550. NOS TUBES RARE VERSION C37 EN-AIR.

$72.00


6550 EL34 6CA7 7027A 45 10 6L6G VT-52 Premium Vintage Audio Tube Lot (MANY NOS)

$205.50


NEW NESSTONE 6550 ST **Pair** Tung Sol Style Power Tubes-Matched-Powerful Tone!

$64.99


1 Sylvania 6550 Metal Base Tall Audio Tube Amplitrex Tested Strong 100%+ GM

$75.00


New Current Matched Pair (2) Psvane KT88 (6550) HiFi Series Vacuum Tubes Hi-Fi

$57.95


1 tungsol solid black plate 3 D getter 6550 tube #31

$79.99


2 excellent welded plate rca 6550 tubes #40014

$119.99


2 Svetlan 6550 Output Tubes

$24.00


Brand New Plate Current Matched Quad (4) Svetlana KT88-SV Gold Grid Vacuum Tubes

$139.39


Quad Tung-Sol 6550 3 Hole Grey Plate 6550 Audio Tubes USA 1970's

$399.99


Pair of Strong Vintage GE General Electric 6550A Metal Base Tubes

$159.99


Shuguang 6550A-98 ( KT88) Tubes - Matched Quad, Tested.  Brand New.

$80.00


1 excellent tungsol solid gray plate 6550 tube #21

$79.99


Mullard Platinum Factory Matched PAIR New NIB KT88 KT-88 6550 Tubes

$74.95


NIB new matched pairs Electro Harmonix 6550 / KT88 vacuum tubes $57.99/pair

$57.99


Matched Quads (4 tubes) Tung Sol 6550 Reissue amp tubes, BRAND NEW

$130.00


Electro Harmonix Factory Plat Matched 6550 6550EH Vacuum Tubes QUAD 24hr Burn-in

$136.95


1 excellent tungsol solid gray plate 6550 tube #22

$89.99


+++++ ELECTRON POWER TUBE TUNG-SOL 6550A ST - HICKOK tested VERY STONG +++++

$39.90


2 truly matched strong same dated 1962 tungsol solid gray plate 6550 tubes

$279.99


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

$128.99


(4x) QUAD - SVETLANA 6550 / 6550C (KT88) VACUUM TUBES - CURRENT MATCHED!

$123.00


Matched Pair of Tung-Sol 6550 3-hole NOS-testing Vacuum Tubes

$300.00


VINTAGE Harman Kardon KT-88 6550 AUDIO POWER AMPLIFIER TUBE

$95.00