Pair of Tung-Sol 6550 Tubes (Russia 2008) NOS-NIB CRYOSET Certified
Price: USD 224.50
Condition: New
Location: 305**
Shipping Type: FIXED
Shipping Cost: USD 7.00
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Brand New Factory Matched Quad (4) Tung-Sol Reissue KT120 / KT-120 Vacuum Tubes
Price: USD 370.28
Condition: Unspecified
Location: 010**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Strong Matched Pair Russian TungSol 6550 Vacuum Tubes
Price: USD 74.99
Condition: Used
Location: 328**
Shipping Type: FIXED
Shipping Cost: USD 11.50
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Tung-Sol 6550 Electron Tubes, matching pair
Price: USD 150.00
Condition: Used
Location: 152**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Tung-Sol 6550 Vacuum Tube pair (2ct) Vintage Coke Bottle Russia Test Good
Price: USD 89.00
Condition: Used
Location: 232**
Shipping Type: CALCULATED
Shipping Cost: USD
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Matched Quad NOS Svetlana SED Winged C 6550/KT88 tubes
Price: USD 350.00
Condition: Open box
Location: 852**
Shipping Type: FIXED
Shipping Cost: USD 15.00
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NOS GE 6550 Vacuum Tube Made by Tung-Sol 3-Hole Plate Triple O Getters
Price: USD 175.00
Condition: New
Location: 481**
Shipping Type: FIXED
Shipping Cost: USD 6.99
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Svetlana 6550C Vacuum Tube NOS
Price: USD 54.98
Condition: New
Location: 277**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Matched Quad Svetlana SV6550C KT88 6550 tubes Tested NEW
Price: USD 225.00
Condition: Unspecified
Location: 995**
Shipping Type: CALCULATED
Shipping Cost: USD
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GE 6550 Vacuum tubes "pair"
Price: USD 50.00
Condition: Used
Location: 115**
Shipping Type:
Shipping Cost: USD
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Tung-Sol 6550 Audio Vacuum Tube - 1968 Three Hole Plate - Made in the USA
Price: USD 60.00
Condition: Used
Location: 462**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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2 - Tung Sol 6550 Tubes / Solid Gray Plates / KT1
Price: USD 295.00
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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RUBY 6550ASTR Power Vacuum Tube SHUGUANG MATCHED QUAD
Price: USD 224.00
Condition: New
Location: 949**
Shipping Type: FIXED
Shipping Cost: USD 7.00
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QUAD / 4 GE General Electric 6550A / 6550 Vacuum Tubes & Boxes TV-7 Tested
Price: USD 265.20
Condition: Used
Location: 913**
Shipping Type: FIXED
Shipping Cost: USD 18.00
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Matched Quad Tung Sol 6550 Tubes / KT1
Price: USD 495.00
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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RCA 6550 3-Hole Rectifier Vacuum Tube
Price: USD 30.00
Condition: Used
Location: 953**
Shipping Type: FIXED
Shipping Cost: USD 5.50
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Pair of 2 Audio Matched New Tung-Sol 6550 Vacuum Amplifier Amp Tubes Slovenia
Price: USD 99.99
Condition: New
Location: G5Y***
Shipping Type: FIXED
Shipping Cost: USD 15.00
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Factory Matched Pair Tung Sol 6550 tubes, Brand New in Box TESTED
Price: USD 100.00
Condition: New
Location: 531**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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SVETLANA ELECTRON 6550 6550C VACUUM TUBE RUSSIA
Price: USD 35.19
Condition: Used
Location: 952**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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6550C Svetlana =C= 6550 Tube
Price: USD 131.00
Condition: New
Location: 701**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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NOS Tung Sol 6550 Grey 3 Hole Plate OOO Getter Amplitrex Tested
Price: USD 125.00
Condition: Used
Location: 553**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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RCA 6550 Tube
Price: USD 125.00
Condition: New
Location: 430**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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RAM 6550B Quad. Vintage Russian Audiophile Tubes. Tested on TV7. (3 are matched)
Price: USD 70.00
Condition: Used
Location: 852**
Shipping Type: CALCULATED
Shipping Cost: USD
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Matched Quad NOS Svetlana SED Winged C 6550/KT88 tubes - 2001 - Test NEW
Price: USD 399.99
Condition: New
Location: 326**
Shipping Type: CALCULATED
Shipping Cost: USD
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Electro Harmonix 6550EH NEW Matched Pair of Vacuum Tubes TESTED
Price: USD 75.00
Condition: Open box
Location: 531**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Quad Vintage GE 6550A Vacuum Tubes
Price: USD 259.00
Condition: Used
Location: 911**
Shipping Type: CALCULATED
Shipping Cost: USD
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Two 6550 Tubes - Marked "Amperex 6550 Made in USA"
Price: USD 90.00
Condition: Used
Location: 980**
Shipping Type: FIXED
Shipping Cost: USD 16.00
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RCA - Tung Sol 6550 Vacuum Tube / KT3
Price: USD 109.95
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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New Svetlana 6550 / 6550C Vacuum Tube
Price: USD 76.78
Condition: Unspecified
Location: 010**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Brand New In Box Current MatchedQuad (4) Electro-Harmonix KT88 Vacuum Tubes
Price: USD 310.93
Condition: Unspecified
Location: 010**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Brand New Matched Quad (4) Genalex Gold Lion Reissue KT88 / 6550 Vacuum Tubes
Price: USD 403.24
Condition: Unspecified
Location: 010**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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4 RCA - Sylvania 6550 Tubes / 78.30 / KT3
Price: USD 279.95
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Hammond 159P tube amplifier Chokes 10HY 125ma 6550 KT-88 EL-34 6L6GC R24-86
Price: USD 32.10
Condition: Used
Location: 983**
Shipping Type: CALCULATED
Shipping Cost: USD
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Matched Pairs GE 6550A NOS NIB Beam Power Tubes. Test NEW (over 60) on TV7-D/U.
Price: USD 349.00
Condition: New
Location: 852**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Baldwin - Tung Sol 6550 Tube / Solid Gray Plates / KT2
Price: USD 149.95
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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4 Quad Four Upscale Audio Matched New Tung-Sol 6550 Vacuum Amplifier Amp Tubes
Price: USD 249.95
Condition: New
Location: 681**
Shipping Type: CALCULATED
Shipping Cost: USD
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GE 6550 Vacuum tubes..............Matched pair
Price: USD 124.95
Condition: Used
Location: 440**
Shipping Type:
Shipping Cost: USD
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Pair NOS NIB GE 6550A Tubes Amplitrex Tested 100%
Price: USD 250.00
Condition: Unspecified
Location: 554**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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Tube Amp Doctor Kt88 Matched Pair NEW
Price: USD 99.00
Condition: New
Location: 381**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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New Plate Current Matched Quad (4) Mullard Reissue KT88 / 6550 Vacuum Tubes
Price: USD 325.49
Condition: Unspecified
Location: 010**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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PAIR Svetlana 6550C & Winged C OUTPUT Tubes - TESTED STRONG on Hickok
Price: USD 119.50
Condition: Used
Location: 342**
Shipping Type: FIXED
Shipping Cost: USD 11.90
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Tung-Sol 6550 New Production Power Vacuum Tube
Price: USD 72.95
Condition: Unspecified
Location: 381**
Shipping Type: FIXED
Shipping Cost: USD 3.00
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Matched Pair RCA - Tung Sol 6550 Tubes / No Guide Pins / KT4
Price: USD 195.00
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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SVETLANA 6550-C NOS
Price: USD 45.00
Condition: Open box
Location: 026**
Shipping Type: CALCULATED
Shipping Cost: USD
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One Svetlana 6550 Tube
Price: USD 50.00
Condition: Used
Location: 980**
Shipping Type: CALCULATED
Shipping Cost: USD
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Matched Quad Svetlana Winged =c= 6550 C Tube Tested Strong #31
Price: USD 350.00
Condition: Used
Location: 980**
Shipping Type: CALCULATED
Shipping Cost: USD
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Vintage Westinghouse USA GE General Electric 6550 Tubes Pair X2 Tube Maxi Tested
Price: USD 109.00
Condition: Used
Location: M3B***
Shipping Type: FIXED
Shipping Cost: USD 12.00
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1 NOS TESTED 6550C SVETLANA Tube Amplitrex tested 106% GM
Price: USD 49.99
Condition: Used
Location: 109**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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4 Svetlana Electron 6550C Power Tubes - Dual Getters - Amplitrex - FREE Ship!
Price: USD 240.00
Condition: Used
Location: 972**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Matched Quad Sylvania 6550 Vacuum Tubes / KT4
Price: USD 295.00
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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KT88-T / Matched Quad / LINLAI / Perfect T Grade / Audio 6550 / Vacuum Tube Amp
Price: USD 299.66
Condition: New
Location:
Shipping Type: FIXED
Shipping Cost: USD 0.00
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NOS NIB TUNG-SOL 6550 Output Tube 3-Hole GE
Price: USD 125.00
Condition: Unspecified
Location: 010**
Shipping Type: FIXED
Shipping Cost: USD 5.95
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Matched Pair Tung Sol 6550 Tubes / KT3
Price: USD 249.95
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Hammond 193J tube amplifier Chokes 10HY 200ma 6550 KT-88 EL-34 6L6GC R24-85
Price: USD 72.00
Condition: Used
Location: 983**
Shipping Type: CALCULATED
Shipping Cost: USD
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Matched Pair NOS Svetlana SED Winged C 6550/KT88 tubes - 2001 - Test NEW
Price: USD 199.99
Condition: New
Location: 326**
Shipping Type: CALCULATED
Shipping Cost: USD
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MATCHED PAIR OF AUDIO CLASSICS 6550 STOCK VACUUM TUBES (BJR1011)
Price: USD 99.99
Condition: Used
Location: 600**
Shipping Type: CALCULATED
Shipping Cost: USD
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GE General Electric 6550 / 6550A Vacuum Tube - Hickok TV7 Tested 58.6
Price: USD 59.50
Condition: Used
Location: 913**
Shipping Type: FIXED
Shipping Cost: USD 6.85
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Vintage New Old Stock RCA 6550 Vacuum Tube TV7 Tested
Price: USD 75.00
Condition: New
Location: 144**
Shipping Type: FIXED
Shipping Cost: USD 9.00
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Factory Platinum Matched Quad Genalex Gold Lion KT88 tubes, BRAND NEW in Box !
Price: USD 329.95
Condition: New
Location: 917**
Shipping Type: FIXED
Shipping Cost: USD 12.95
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RCA 6550 Tube- Tested 106% 11,720 Micromhos 138.6ma NOS- New in Box
Price: USD 80.00
Condition: New
Location: 841**
Shipping Type: CALCULATED
Shipping Cost: USD
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L 6550 Vacuum Tube Used - In Sovtek Box
Price: USD 20.00
Condition: Unspecified
Location: 532**
Shipping Type: FIXED
Shipping Cost: USD 5.98
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Pair Fender Groove Tubes GT-6550 Test Strong
Price: USD 59.95
Condition: Used
Location: 191**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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RCA 6550 / KT88 ADA 8043 3-Hole Vacuum Tube w/ Original Box - Hickok TV7 Tested
Price: USD 63.75
Condition: Used
Location: 913**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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Tung Sol 6550 Tube / Solid Gray Plates / No Guide Pin / KT1
Price: USD 119.95
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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New in Box: ShuGuang 6550A-98 Electron Power Tubes
Price: USD 37.50
Condition: New
Location: 467**
Shipping Type: FIXED
Shipping Cost: USD 5.50
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NOS RCA 6550 Power Amplifier VACUUM TUBE New in Box
Price: USD 100.50
Condition: Open box
Location: 058**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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RARE Matched Quad NOS/NIB General Electric 6550A tubes Triple getter
Price: USD 599.99
Condition: New
Location: 326**
Shipping Type: CALCULATED
Shipping Cost: USD
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Factory Platinum Matched Pair Tung Sol 6550 tubes, Brand New in Box !
Price: USD 139.95
Condition: New
Location: 917**
Shipping Type: FIXED
Shipping Cost: USD 9.95
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Svetlana 6550C Vacuum Tubes NOS/NIB Tested and Matched Pair
Price: USD 139.00
Condition: New
Location: 355**
Shipping Type: CALCULATED
Shipping Cost: USD
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Brand New Matched Pair (2) Genalex Gold Lion Reissue KT88 / 6550 Vacuum Tubes
Price: USD 199.01
Condition: New
Location: 010**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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RCA 6550 Audio Pentode NOS Clean! Tests GOOD! BlkPlates! 3-Getter! 7430 code
Price: USD 179.99
Condition: Open box
Location: 186**
Shipping Type:
Shipping Cost: USD
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Matched Pair Made in Russia Tung-Sol 6550 Tested Strong
Price: USD 80.00
Condition: Used
Location: 928**
Shipping Type: CALCULATED
Shipping Cost: USD
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2 Tung Sol 6550 Tubes / 1 Missing Guide Pin / KT8
Price: USD 195.00
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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VINTAGE TUNG-SOL JAN 6550 USA AUDIO TUBE AMPLITREX TESTED STRONG 83% Gm
Price: USD 125.00
Condition: Unspecified
Location: 553**
Shipping Type: FIXED
Shipping Cost: USD 7.00
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Vacuum Tube Tung-Sol KT88 6550 Coke Bottle Made USA Tests Strong Dyna Jet 606 P4
Price: USD 159.00
Condition: Open box
Location: 530**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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4 GE - General Electric 6550A Tubes / KT1
Price: USD 319.95
Condition: Used
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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vintage GE 6550 Vacuum tubes....Matched pair... NOS ....Original Boxes
Price: USD 249.95
Condition: Used
Location: 440**
Shipping Type:
Shipping Cost: USD
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NEW!!! 2pcs Matched PSVANE KT88-T3 ART Series Vacuum Tubes 6550
Price: USD 192.28
Condition: New
Location: ******
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Brand New Factory Matched Quad 4x Sovtek 6550WE Vacuum Tubes
Price: USD 245.95
Condition: New
Location: 441**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Quad of JJ 6550 Power Vacuum Tube
Price: USD 227.80
Condition: Unspecified
Location: 381**
Shipping Type: FIXED
Shipping Cost: USD 3.00
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1 PC Vacuum tube Shuguang NOS 6P3P Re 6L6GC KT66 6CA7 EL34 6L6 6550 KT88
Price: USD 28.99
Condition: Unspecified
Location: ******
Shipping Type: FIXED
Shipping Cost: USD 9.99
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Matched Date PAIR Sylvania USA 6550 Tubes Metal Base 1970s USED - Test 100% NOS
Price: USD 135.73
Condition: Used
Location:
Shipping Type: FIXED
Shipping Cost: USD 10.02
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GE 6550 Vacuum tubes.... Groove Tube Label..........Matched pair
Price: USD 124.95
Condition: Used
Location: 440**
Shipping Type:
Shipping Cost: USD
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Closely Matched Pair GE 6550A Tested Strong Tube
Price: USD 168.45
Condition: Used
Location: 841**
Shipping Type: CALCULATED
Shipping Cost: USD 9.95
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2 x NOS GE USA TripleDiscGetter 6550A ~ Matched Vintage Power Tubes ~ Grail Tone
Price: USD 375.00
Condition: Open box
Location: 786**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Tung-Sol 6550 Vintage Solid Plate Coke Bottle Power Tube USA
Price: USD 125.00
Condition: Used
Location: 916**
Shipping Type: FIXED
Shipping Cost: USD 10.00
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Tung Sol / Tung-Sol 6550 Tube Made in USA. #1
Price: USD 150.00
Condition: Used
Location: 980**
Shipping Type: FIXED
Shipping Cost: USD 16.00
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TAD Premium Selected Factory Matched Quad Red Base 6550A-STR Tubes GE Remake
Price: USD 289.00
Condition: New
Location: 272**
Shipping Type: CALCULATED
Shipping Cost: USD
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Matched Pair Tung Sol 6550 Tubes / KT7
Price: USD 249.95
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Matched Pair of Sylvania 6550 Vacuum Tubes / KT2
Price: USD 149.95
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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2 Tung Sol 6550 Vacuum Tubes / KT9
Price: USD 219.95
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage Amperex England 6550 Vacuum Tube TV7DU Tested New Old Stock
Price: USD 119.99
Condition: Used
Location: 144**
Shipping Type: FIXED
Shipping Cost: USD 9.00
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4 Factory Platinum Matched Genalex Gold Lion KT88 KT-88 6550 For McIntosh ARC +
Price: USD 365.00
Condition: New
Location: 441**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Matched Pair Tung Sol 6550 Tubes / KT6
Price: USD 249.95
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Sylvania 6550 Vacuum Tube / KT3
Price: USD 69.95
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Matched Quad Philips ECG - Sylvania 6550 Tubes / KT2
Price: USD 295.00
Condition: Unspecified
Location: 339**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage 1965 Tung-Sol 6550 Vacuum Tube 3 Hole Grey Plate 000 Getters TESTED NOS
Price: USD 179.00
Condition: Used
Location: 355**
Shipping Type: FIXED
Shipping Cost: USD 5.79
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Matched Quad PSVANE Hifi KT88/C Vacuum Tube Replace 6550 KT88 For Audio DIY
Price: USD 173.88
Condition: New
Location: ******
Shipping Type: FIXED
Shipping Cost: USD 0.00
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New Plate Current Matched Quad (4) Tung-Sol Reissue 6550 KT88 Coke Bottle Tubes
Price: USD 319.02
Condition: New
Location: 010**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Matched pair KT88 6550 vacuum tube electron tube audio power output tube
Price: USD 79.00
Condition: New
Location:
Shipping Type: FIXED
Shipping Cost: USD 18.00
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