tung-sol-6550-nos

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1 pair Tung-Sol 6550 Black Plate tube USA 1950s my last pair (322HT3)
1 pair Tung-Sol 6550 Black Plate tube USA 1950s my last pair (322HT3)

$650.00

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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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Matched Quad Tung Sol 6550 3 Hole Plate OOO Getter Amplitrex Strong SAME DATES
Matched Quad Tung Sol 6550 3 Hole Plate OOO Getter Amplitrex Strong SAME DATES

$560.00

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NOS 1966 Date Matched QUAD 6550 Sylvania by Tung-Sol Vacuum Tubes Kt88 Equiv NIB
NOS 1966 Date Matched QUAD 6550 Sylvania by Tung-Sol Vacuum Tubes Kt88 Equiv NIB

$799.99

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Matched Quad Tung Sol 6550 Tubes / KT1
Matched Quad Tung Sol 6550 Tubes / KT1

$495.00

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Matched Pair RCA - Tung Sol 6550 Tubes / No Guide Pins / KT4
Matched Pair RCA - Tung Sol 6550 Tubes / No Guide Pins / KT4

$195.00

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2 - Tung Sol 6550 Tubes / Solid Gray Plates / KT1
2 - Tung Sol 6550 Tubes / Solid Gray Plates / KT1

$295.00

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TUNG-SOL 6550 TUBE / VERY GOOD CONDITION /
TUNG-SOL 6550 TUBE / VERY GOOD CONDITION /

$195.00

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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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TUNG SOL 1950s 6550 Tubes MATCHED QUAD NEW-IN-BOX NEW OLD STOCK Tested 98%-99%
TUNG SOL 1950s 6550 Tubes MATCHED QUAD NEW-IN-BOX NEW OLD STOCK Tested 98%-99%

$1750.00

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

$150.00

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2 Tung Sol 6550 Tubes / 1 Missing Guide Pin / KT8
2 Tung Sol 6550 Tubes / 1 Missing Guide Pin / KT8

$195.00

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Single Rare Tung-Sol 6550 Solid Black Plate 3 DDD getter tube USA 1950s TSTD NOS
Single Rare Tung-Sol 6550 Solid Black Plate 3 DDD getter tube USA 1950s TSTD NOS

$499.99

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

$90.00

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Vtg 6550 TUNG-SOL Vacuum Tube Guaranteed Russia
Vtg 6550 TUNG-SOL Vacuum Tube Guaranteed Russia

$24.00

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Tung-Sol 6550 Vacuum Tube 2nd Version Solid Gray Plates Date: 6064-3 FT-284
Tung-Sol 6550 Vacuum Tube 2nd Version Solid Gray Plates Date: 6064-3 FT-284

$150.00

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Date Matched Pair of Tung-Sol 6550 Vacuum Tubes Strong Testing!
Date Matched Pair of Tung-Sol 6550 Vacuum Tubes Strong Testing!

$119.99

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TUNG-SOL 6550 OUTPUT TUBE 3-HOLE GE #3
TUNG-SOL 6550 OUTPUT TUBE 3-HOLE GE #3

$125.00

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Tung Sol 6550 Tube / Solid Gray Plates / No Guide Pin / KT1
Tung Sol 6550 Tube / Solid Gray Plates / No Guide Pin / KT1

$119.95

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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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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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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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Baldwin - Tung Sol 6550 Tube / Solid Gray Plates / KT2
Baldwin - Tung Sol 6550 Tube / Solid Gray Plates / KT2

$149.95

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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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Matched Pair Sylvania - Tung Sol 6550 Tubes / KT2
Matched Pair Sylvania - Tung Sol 6550 Tubes / KT2

$249.95

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

$169.99

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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

$268.74

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

$195.08

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

$120.00

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

$236.78

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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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2 Tung Sol 6550 Vacuum Tubes / KT9
2 Tung Sol 6550 Vacuum Tubes / KT9

$219.95

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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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Tung-Sol 6550 Power Tubes - Matched Quartet
Tung-Sol 6550 Power Tubes - Matched Quartet

$358.79

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Tung Sol 6550 Vacuum Tube / No Guide Pin / KT4
Tung Sol 6550 Vacuum Tube / No Guide Pin / KT4

$89.95

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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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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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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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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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Leslie Tung-Sol 6550 Vintage Coke Bottle Power Tube USA
Leslie Tung-Sol 6550 Vintage Coke Bottle Power Tube USA

$109.00

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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 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 Vintage Solid Black Plate Coke Bottle Power Tube USA
Tung-Sol 6550 Vintage Solid Black Plate Coke Bottle Power Tube USA

$599.00

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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 Tung Sol 6550 Tubes / KT7
Matched Pair Tung Sol 6550 Tubes / KT7

$249.95

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Leslie Tung-Sol 6550 Vintage Coke Bottle Power Tube USA
Leslie Tung-Sol 6550 Vintage Coke Bottle Power Tube USA

$115.00

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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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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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Matched Pair Tung Sol 6550 Tubes / KT6
Matched Pair Tung Sol 6550 Tubes / KT6

$249.95

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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

$774.47

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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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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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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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6 NOS GE General Electric USA National Gold 6550A 6550 Vacuum tubes Matched
6 NOS GE General Electric USA National Gold 6550A 6550 Vacuum tubes Matched

$888.88

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

$998.00

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4 NOS GE General Electric USA National Gold 6550A 6550 Vacuum tubes Matched
4 NOS GE General Electric USA National Gold 6550A 6550 Vacuum tubes Matched

$588.88

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

$388.11

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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

$624.20

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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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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 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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2 NOS GE General Electric USA National Gold 6550A 6550 Vacuum tubes Matched #2
2 NOS GE General Electric USA National Gold 6550A 6550 Vacuum tubes Matched #2

$288.88

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

$538.79

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

$147.00

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

$280.00

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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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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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Brand New Plate Current Matched Octet (8) Sovtek 6550WE Vacuum Tubes
Brand New Plate Current Matched Octet (8) Sovtek 6550WE Vacuum Tubes

$594.79

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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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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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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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(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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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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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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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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TUNG-SOL ELECTRON TUBE 6550 Made in Russia
TUNG-SOL ELECTRON TUBE 6550 Made in Russia

$987.99

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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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Quad of Sylvania 6550 Tubes Tested and Matched (b)
Quad of Sylvania 6550 Tubes Tested and Matched (b)

$280.00

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

$880.00

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Elegant edition NOS Match Quad ( 4pcs ) 90'S Shuguang 6550 ST tubes OEM products
Elegant edition NOS Match Quad ( 4pcs ) 90'S Shuguang 6550 ST tubes OEM products

$251.16

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VACUUM TUBES - 6550 RUSSIAN TUNG-SOL - FACTORY MATCHED PAIR - TRACED & TESTED!
VACUUM TUBES - 6550 RUSSIAN TUNG-SOL - FACTORY MATCHED PAIR - TRACED & TESTED!

$155.00

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Tung - Sol 6550 Vacuum Tube Set Of 8 #1
Tung - Sol 6550 Vacuum Tube Set Of 8 #1

$993.19

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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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Sylvania 6550 matched quad set
Sylvania 6550 matched quad set

$400.00

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VACUUM TUBES - 6550 RUSSIAN TUNG-SOL - FACTORY MATCHED QUAD - TRACED & TESTED!
VACUUM TUBES - 6550 RUSSIAN TUNG-SOL - FACTORY MATCHED QUAD - TRACED & TESTED!

$300.00

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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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