tung-sol-6550

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Tung-Sol 6550 Electron Tubes, matching pair
Tung-Sol 6550 Electron Tubes, matching pair

$150.00

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Factory Matched Pair Tung Sol 6550 tubes, Brand New in Box TESTED
Factory Matched Pair Tung Sol 6550 tubes, Brand New in Box TESTED

$120.00

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Pair of 2 Audio Matched New Tung-Sol 6550 Vacuum Amplifier Amp Tubes Slovenia
Pair of 2 Audio Matched New Tung-Sol 6550 Vacuum Amplifier Amp Tubes Slovenia

$99.99

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Pair Of Vintage RCA 6550 Vacuum Tubes Matched Codes TV7 DU Tested Strong!
Pair Of Vintage RCA 6550 Vacuum Tubes Matched Codes TV7 DU Tested Strong!

$159.99

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NOS Tung Sol 6550 Grey 3 Hole Plate OOO Getter Amplitrex Tested
NOS Tung Sol 6550 Grey 3 Hole Plate OOO Getter Amplitrex Tested

$125.00

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Tung-Sol 6550 New Production Power Vacuum Tube
Tung-Sol 6550 New Production Power Vacuum Tube

$72.95

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Tung-Sol 6550 Audio Vacuum Tube - 1968 Three Hole Plate - Made in the USA
Tung-Sol 6550 Audio Vacuum Tube - 1968 Three Hole Plate - Made in the USA

$60.00

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Matched Pair Made in Russia Tung-Sol 6550 Tested Strong
Matched Pair Made in Russia Tung-Sol 6550 Tested Strong

$75.00

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Factory Platinum Matched Pair Tung Sol 6550 tubes, Brand New in Box !
Factory Platinum Matched Pair Tung Sol 6550 tubes, Brand New in Box !

$139.95

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4 Quad Four Upscale Audio Matched New Tung-Sol 6550 Vacuum Amplifier Amp Tubes
4 Quad Four Upscale Audio Matched New Tung-Sol 6550 Vacuum Amplifier Amp Tubes

$249.95

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NOS NIB TUNG-SOL 6550 Output Tube 3-Hole GE
NOS NIB TUNG-SOL 6550 Output Tube 3-Hole GE

$125.00

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Vintage 1965 Tung-Sol 6550 Vacuum Tube 3 Hole Grey Plate 000 Getters TESTED NOS
Vintage 1965 Tung-Sol 6550 Vacuum Tube 3 Hole Grey Plate 000 Getters TESTED NOS

$179.00

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Tung-Sol 6550 3 Hole Strong Matched Pair Vintage Vacuum Tubes
Tung-Sol 6550 3 Hole Strong Matched Pair Vintage Vacuum Tubes

$200.00

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1960’s RCA 6550 by Tung-Sol Vacuum Tube Triple Hole Vintage USA Made Kt88 Equiv.
1960’s RCA 6550 by Tung-Sol Vacuum Tube Triple Hole Vintage USA Made Kt88 Equiv.

$149.99

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Tung Sol / Tung-Sol 6550 Tube Made in USA #2
Tung Sol / Tung-Sol 6550 Tube Made in USA #2

$150.00

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Tung Sol / Tung-Sol 6550 Tube Made in USA. #1
Tung Sol / Tung-Sol 6550 Tube Made in USA. #1

$150.00

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

$399.95

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+++ Matched PAIR Vintage 1974 Tung-Sol 6550 for DYNACO - AT1000 Tested +++
+++ Matched PAIR Vintage 1974 Tung-Sol 6550 for DYNACO - AT1000 Tested +++

$240.00

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Factory Platinum Matched Quad Tung Sol 6550 tubes, Brand New in Box !
Factory Platinum Matched Quad Tung Sol 6550 tubes, Brand New in Box !

$279.95

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NOS VINTAGE TUNG-SOL JAN 6550 USA AUDIO TUBE AMPLITREX TESTED STRONG 93% Gm
NOS VINTAGE TUNG-SOL JAN 6550 USA AUDIO TUBE AMPLITREX TESTED STRONG 93% Gm

$135.00

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Tungsol HH Scott Label 6550 Grey Plate Triple O getter Amplitrex Tested NOS 94%
Tungsol HH Scott Label 6550 Grey Plate Triple O getter Amplitrex Tested NOS 94%

$120.00

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Vacuum Tube Tung-Sol KT88 6550 Coke Bottle Made USA Tests Strong Dyna Jet 606 P4
Vacuum Tube Tung-Sol KT88 6550 Coke Bottle Made USA Tests Strong Dyna Jet 606 P4

$143.10

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Top Matched Pair Vintage TUNG-SOL 6550 Audio Tubes / NOS / AT1000 / KT88
Top Matched Pair Vintage TUNG-SOL 6550 Audio Tubes / NOS / AT1000 / KT88

$549.00

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L 6550 Vacuum Tube Used - In Sovtek Box
L 6550 Vacuum Tube Used - In Sovtek Box

$14.00

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NOS NIB TungSol 6550 Vacuum Tube Branded For RCA
NOS NIB TungSol 6550 Vacuum Tube Branded For RCA

$174.99

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Brand New Factory Matched Quad (4) Tung-Sol Reissue KT120 / KT-120 Vacuum Tubes
Brand New Factory Matched Quad (4) Tung-Sol Reissue KT120 / KT-120 Vacuum Tubes

$370.28

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6550 TUNG-SOL Type 2 - 4th Gen Halo Getter Three Hole Matched Quad USA Tubes
6550 TUNG-SOL Type 2 - 4th Gen Halo Getter Three Hole Matched Quad USA Tubes

$812.22

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Tungsol 6550 Solid Plate Tested Excellent Matched Quad
Tungsol 6550 Solid Plate Tested Excellent Matched Quad

$1498.65

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TUNG SOL 6550 KT88 VACUUM TUBE
TUNG SOL 6550 KT88 VACUUM TUBE

$149.99

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Brand New Factory Matched QUAD (4) Tung-Sol KT150 KT-150 Vacuum Tubes DHL EXPRES
Brand New Factory Matched QUAD (4) Tung-Sol KT150 KT-150 Vacuum Tubes DHL EXPRES

$899.99

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Brand New Factory Matched Pair (2) Tung-Sol Reissue KT120 / KT-120 Vacuum Tubes
Brand New Factory Matched Pair (2) Tung-Sol Reissue KT120 / KT-120 Vacuum Tubes

$197.29

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

$324.48

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2pcs matched NEW Audio Valve Vacuum Tube Russia TUNG-SOL 6550
2pcs matched NEW Audio Valve Vacuum Tube Russia TUNG-SOL 6550

$152.99

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One quad of Tung-Sol made 6550 electronic tubes
One quad of Tung-Sol made 6550 electronic tubes

$1040.00

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NOS NIB TungSol 6550 Vacuum Tube Branded For RCA 1964 Date
NOS NIB TungSol 6550 Vacuum Tube Branded For RCA 1964 Date

$174.99

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Tungsol 6550 KT88 Solid Grey Plate NOS From Military Stock One Tube Price
Tungsol 6550 KT88 Solid Grey Plate NOS From Military Stock One Tube Price

$380.00

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6550 Tung sol USA , one pair
6550 Tung sol USA , one pair

$250.46

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6550 TUNG-SOL Type 2 - 4th Gen Halo Getter Three Hole Matched Pair USA Tubes
6550 TUNG-SOL Type 2 - 4th Gen Halo Getter Three Hole Matched Pair USA Tubes

$280.82

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Tung-Sol 6550 vacuum tube audio power output tube Pair (2pcs)
Tung-Sol 6550 vacuum tube audio power output tube Pair (2pcs)

$169.00

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New Plate Current Matched Octet (8) Mullard Reissue KT88 / 6550 Vacuum Tubes
New Plate Current Matched Octet (8) Mullard Reissue KT88 / 6550 Vacuum Tubes

$635.54

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VINTAGE TUNG-SOL JAN 6550 USA AUDIO TUBE AMPLITREX TESTED STRONG 83% Gm
VINTAGE TUNG-SOL JAN 6550 USA AUDIO TUBE AMPLITREX TESTED STRONG 83% Gm

$125.00

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1 GE BY TUNGSOL EARLY SOLID PLATE 6550 TUBE / RARE / KT88
1 GE BY TUNGSOL EARLY SOLID PLATE 6550 TUBE / RARE / KT88

$189.00

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VINTAGE TUNG-SOL JAN 6550 USA AUDIO TUBE
VINTAGE TUNG-SOL JAN 6550 USA AUDIO TUBE

$222.00

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Early Tungsol 6550 KT88 Vacuum Tube - Tested Strong
Early Tungsol 6550 KT88 Vacuum Tube - Tested Strong

$149.99

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Tung-Sol 6550 Power Tubes - Matched Sextet
Tung-Sol 6550 Power Tubes - Matched Sextet

$538.79

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Pair of Tung-Sol 6550 New Production Power Vacuum Tube
Pair of Tung-Sol 6550 New Production Power Vacuum Tube

$145.90

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Three 3 Upscale Audio Matched New Tung-Sol 6550 Vacuum Amplifier Amp Tubes NR!
Three 3 Upscale Audio Matched New Tung-Sol 6550 Vacuum Amplifier Amp Tubes NR!

$174.95

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(1) Mint NOS 3-Hole Tungsol Made RCA Logo 6550 /8452 Audio Radio Tube(LN61T)
(1) Mint NOS 3-Hole Tungsol Made RCA Logo 6550 /8452 Audio Radio Tube(LN61T)

$149.99

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1PC NEW Audio Valve Vacuum Russia TUNG-SOL 6550
1PC NEW Audio Valve Vacuum Russia TUNG-SOL 6550

$76.99

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JJ 6550 Power Vacuum Tube MATCHED PAIR
JJ 6550 Power Vacuum Tube MATCHED PAIR

$115.00

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Tung Sol for RCA 6550 Vacuum Tube Date 66-22 1966 3 Hole Grey Plates USED -FT248
Tung Sol for RCA 6550 Vacuum Tube Date 66-22 1966 3 Hole Grey Plates USED -FT248

$110.00

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Tungsol 6550 KT88 Solid Grey Plate OOO getter NOS Pair From Military Stock
Tungsol 6550 KT88 Solid Grey Plate OOO getter NOS Pair From Military Stock

$799.00

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7 Tungsol 6550 Tubes For Your Western Electric KS-16610-L1 Tube Amplifiers
7 Tungsol 6550 Tubes For Your Western Electric KS-16610-L1 Tube Amplifiers

$560.00

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Tung-Sol 6550 power tubes pair made in 2005 test very strong on Triplett 3444
Tung-Sol 6550 power tubes pair made in 2005 test very strong on Triplett 3444

$165.00

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Tung-Sol 6550 ST NOS-U.S. Made MATCHED PAIR USED and Tested
Tung-Sol 6550 ST NOS-U.S. Made MATCHED PAIR USED and Tested

$649.35

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Tung-Sol 6550 Vacuum Tube 1 Book
Tung-Sol 6550 Vacuum Tube 1 Book

$131.57

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Quad of Tung-Sol 6550 New Production Power Vacuum Tube
Quad of Tung-Sol 6550 New Production Power Vacuum Tube

$291.80

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Tung-Sol 6550 power tubes pair made in 2005 test very strong on Triplett 3444
Tung-Sol 6550 power tubes pair made in 2005 test very strong on Triplett 3444

$165.00

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Tungsol 6550 KT88 Solid Black Plate Triple D getter Top Minimum Tested
Tungsol 6550 KT88 Solid Black Plate Triple D getter Top Minimum Tested

$330.00

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Vacuum Tube, 6550, Tung-Sol Reissue, Apex Matched Quad, Power
Vacuum Tube, 6550, Tung-Sol Reissue, Apex Matched Quad, Power

$294.00

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Tungsol 6550 NOS Hole Grey Plate Triple O getter Tested Excellent
Tungsol 6550 NOS Hole Grey Plate Triple O getter Tested Excellent

$265.00

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Vacuum Tube, 6550, Tung-Sol Reissue, Apex Matched Pair, Power
Vacuum Tube, 6550, Tung-Sol Reissue, Apex Matched Pair, Power

$147.00

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6550 Tungsol Metal Base made in U.S.A Amplitrex tested 1 Pc
6550 Tungsol Metal Base made in U.S.A Amplitrex tested 1 Pc

$110.00

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Tungsol 6550 Grey Hole Plate NOS Testing Values Matched Quad
Tungsol 6550 Grey Hole Plate NOS Testing Values Matched Quad

$1298.65

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1 STROMBERG CARLSON / TUNGSOL EARLY SOLID PLATE 6550 TUBE / GUIDE PIN BROKEN
1 STROMBERG CARLSON / TUNGSOL EARLY SOLID PLATE 6550 TUBE / GUIDE PIN BROKEN

$189.00

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Tungsol 6550 KT88 Solid Black Plate Triple O getter NOS Tested
Tungsol 6550 KT88 Solid Black Plate Triple O getter NOS Tested

$380.00

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Tungsol 6550 KT88 Solid Black Plate Triple D getter Top NOS Tested
Tungsol 6550 KT88 Solid Black Plate Triple D getter Top NOS Tested

$450.00

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NOS Triple Disc Getter Dyna Company Tungsol USA 6550 Power Tube ~ Grail Vintage
NOS Triple Disc Getter Dyna Company Tungsol USA 6550 Power Tube ~ Grail Vintage

$145.00

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Tungsol 6550 Hole Grey Plate Triple O getter Tested Low Work Fine
Tungsol 6550 Hole Grey Plate Triple O getter Tested Low Work Fine

$148.30

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VACUUM TUBES - 6550 RUSSIAN TUNG-SOL - FACTORY MATCHED PAIR - TRACED/TESTED! #2
VACUUM TUBES - 6550 RUSSIAN TUNG-SOL - FACTORY MATCHED PAIR - TRACED/TESTED! #2

$145.00

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(Sweet edition)Platinum Factory Match QUAD 4pcs Tung-sol 6550 tubes
(Sweet edition)Platinum Factory Match QUAD 4pcs Tung-sol 6550 tubes

$371.07

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1 STROMBERG CARLSON / TUNGSOL EARLY SOLID PLATE 6550 TUBE / GUIDE PIN BROKEN
1 STROMBERG CARLSON / TUNGSOL EARLY SOLID PLATE 6550 TUBE / GUIDE PIN BROKEN

$179.00

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1PC Brand New Tung-Sol 6550 Coke Bottle Vacuum Tube KT88 Valve Tube
1PC Brand New Tung-Sol 6550 Coke Bottle Vacuum Tube KT88 Valve Tube

$109.99

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2pcs matched Vacuum Tube Russia TUNG-SOL KT120 Replace KT120 KT88 6550 DIY audio
2pcs matched Vacuum Tube Russia TUNG-SOL KT120 Replace KT120 KT88 6550 DIY audio

$179.99

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Brand New Plate Current Tested Mullard Reissue KT88 / 6550 Vacuum Tube
Brand New Plate Current Tested Mullard Reissue KT88 / 6550 Vacuum Tube

$80.19

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Tungsol 6550 KT88 Reissue Grey Plate NOS NIB
Tungsol 6550 KT88 Reissue Grey Plate NOS NIB

$120.00

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Tungsol 6550 KT88 Solid Black Plate 3D getter NOS Tested Matched Quad
Tungsol 6550 KT88 Solid Black Plate 3D getter NOS Tested Matched Quad

$2600.00

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Tungsol Leslie 6550 KT88 Hole Plate Triple O getter Tested NOS Matched Quad
Tungsol Leslie 6550 KT88 Hole Plate Triple O getter Tested NOS Matched Quad

$998.00

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Sextet of Tung-Sol 6550 New Production Power Vacuum Tube
Sextet of Tung-Sol 6550 New Production Power Vacuum Tube

$437.70

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2pcs matched Audio Vacuum Tube Russia TUNG-SOL KT170 Replace 6550 KT88 KT150
2pcs matched Audio Vacuum Tube Russia TUNG-SOL KT170 Replace 6550 KT88 KT150

$349.99

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Tungsol 6550 KT88 6550A Solid Plate Tested Excellent Matched Quad
Tungsol 6550 KT88 6550A Solid Plate Tested Excellent Matched Quad

$1498.65

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Octet of Tung-Sol 6550 New Production Power Vacuum Tube
Octet of Tung-Sol 6550 New Production Power Vacuum Tube

$583.60

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1PC NEW Audio Valve Vacuum Russia TUNG-SOL KT120 Replace KT120 KT88 6550
1PC NEW Audio Valve Vacuum Russia TUNG-SOL KT120 Replace KT120 KT88 6550

$89.99

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Single New NOS Tung-Sol KT120 Vacuum power tube
Single New NOS Tung-Sol KT120 Vacuum power tube

$110.00

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Tungsol 6550 Solid Grey Plate Triple O getter Tested Good Matched
Tungsol 6550 Solid Grey Plate Triple O getter Tested Good Matched

$1229.30

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Tungsol 6550 KT88 Solid Grey Plate OOO getter Good Tested From Military Stock
Tungsol 6550 KT88 Solid Grey Plate OOO getter Good Tested From Military Stock

$280.00

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Vacuum Tube, 6550, Tung-Sol Reissue, Apex Matched Sextet, Power
Vacuum Tube, 6550, Tung-Sol Reissue, Apex Matched Sextet, Power

$441.00

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Tungsol 6550 KT88 Solid Black Plate Triple D getter Top NOS Tested
Tungsol 6550 KT88 Solid Black Plate Triple D getter Top NOS Tested

$450.00

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Tung-Sol 6550 Power Tube LARGE EMPTY BOXES
Tung-Sol 6550 Power Tube LARGE EMPTY BOXES

$399.00

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TUNG-SOL ELECTRON TUBE 6550 PowerTubes Matched Pair x4 Manufactured Oct 2010 New
TUNG-SOL ELECTRON TUBE 6550 PowerTubes Matched Pair x4 Manufactured Oct 2010 New

$699.99

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Tungsol 6550 KT88 Solid Black Plate Triple D getter Top Low Tested
Tungsol 6550 KT88 Solid Black Plate Triple D getter Top Low Tested

$280.00

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Platinum Match 4pcs Genalex GOLD LION KT88 + Match pair Tung sol 6SN7 tubes
Platinum Match 4pcs Genalex GOLD LION KT88 + Match pair Tung sol 6SN7 tubes

$360.84

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Tungsol/Sylvania 6550 Solid Grey Plate NOS Tested Excellent Matched Pair
Tungsol/Sylvania 6550 Solid Grey Plate NOS Tested Excellent Matched Pair

$750.00

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TUNG - SOL 6550 vacuum tube set of 8, made in Russia, matched pair, 4 sets
TUNG - SOL 6550 vacuum tube set of 8, made in Russia, matched pair, 4 sets

$900.00

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Tung - Sol 6550 Vacuum Tube Set Of 8
Tung - Sol 6550 Vacuum Tube Set Of 8

$926.99

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TUNG-SOL Manufactured Oct 2010 ELECTRON TUBE 6550 PowerTubes Matched Pair x4
TUNG-SOL Manufactured Oct 2010 ELECTRON TUBE 6550 PowerTubes Matched Pair x4

$824.98

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Tungsol 6550 NOS Hole Grey Plate Triple O getter Tested Excellent
Tungsol 6550 NOS Hole Grey Plate Triple O getter Tested Excellent

$265.00

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Tungsol 6550 NOS Hole Grey Plate Triple O getter Tested Excellent
Tungsol 6550 NOS Hole Grey Plate Triple O getter Tested Excellent

$265.00

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Brand New Factory Matched Pair (2) Tung-Sol Reissue KT120 / KT-120 Vacuum Tubes
Brand New Factory Matched Pair (2) Tung-Sol Reissue KT120 / KT-120 Vacuum Tubes

$193.97

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Brand New Factory Tested Burned In Tung-Sol Reissue KT-120 Vacuum Tube KT120
Brand New Factory Tested Burned In Tung-Sol Reissue KT-120 Vacuum Tube KT120

$90.67

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