On Sale At kilbournefamily.com!

6550 Tube


Tung-Sol 6550 Vacuum Tubes - Matched - Amplitrex Fixed Bias Tested

$191.00


Tung-Sol Factory Platinum Matched QUAD 6550 Reissue amp tubes NIB 24hr Burn-in

$126.55


Tung-Sol Factory Platinum Matched PAIR TWO 6550 Reissue amp tubes 24hr Burn-in

$63.25


SEXTET Tung-Sol Factory Platinum Matched 6550 Reissue amp tubes 24hr burn-in

$187.75


2 NIB Matched JJ 6550 KT88 Audio Tubes Slovak Republic

$66.00


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

$59.95


SOVTEK Factory Platinum Matched QUAD FOUR 6550WE 6550 tubes 24 Hr Burn-in

$112.95


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

$114.95


GE 6550 Tube Quad Set working general electric tube set

$144.00


Sylvania 6550 Tube

$26.00


KT88 Matched Quad Electro Harmonix + Cryo Treated Vacuum Tubes- 4 6550 KT90

$169.99


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

$121.77


Matched Pairs Tung Sol 6550 Reissue amp tubes, BRAND NEW

$60.72


Tung-Sol 6550 Tube 1 Top 2 side O get Made in Russia Tested good

$24.99


Pair of Sovtek 6550 Tubes Factory Matched

$32.99


NIB new Electro Harmonix 6550 = KT88 platinum matched quads of vacuum tubes

$108.99


KT88 - 98 SHUGUANG NEW Match Quad (4 Tubes) Precision Match GM + Current 6550

$78.00


Brand New Current Matched Quad Svetlana 6550 / 6550C (KT88) Reissue Vacuum Tubes

$126.99


3 Sylvania 6550-very close test results-output tubes-tested and guaranteed

$85.00


SOVTEK Factory Platinum Matched SEXTET 6550WE 6550 SIX tubes 24 Hr Burn-in

$159.95


PAIR GENERAL ELECTRIC 6550A AUDIO OUTPUT TUBES

$24.50


Matched Pair (2 pcs) GE 6550A power tubes welded plates

$144.00


4 TUNG SOL 6550 DDD GETTER SOLID GRAY PLATE TUBE-TEST 59/59/60/62 MIN 44 USA

$795.00


2 NOS Matched Tung-Sol 6550 KT88 Solid Grey Plate Audio Tubes USA

$394.99


Hytron Made by Tung Sol KT-88 6550 Vacuum Power Tube. Tests 7000 on Hickok 600a!

$50.00


NOS Svetlana SED Winged C 6550/KT88 tube

$74.99


(2) Matched Electro Harmonix 6550 Fat Bottle tubes, NEW

$62.73


Matched Quads Svetlana 6550 6550C amp tubes, BRAND NEW

$120.58


One Vintage NOS Sylvania 6550 radio amp power tube in Original Box A++

$65.00


(1) RAM 6550B / 6550 Vacuum Tube - Tested . Made In Russia.

$12.99


One Single of Svetlana 6550 amp tube, NEW !!!

$28.81


(1) Tung-Sol 6550 / KT88 Vacuum Tube - Tested . Made In Russia.

$9.99


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

$166.95


2 NOS Svetlana 6550C Power Tubes matched pair in boxes

$95.00


Brand New Current Matched Sextet (6) Svetlana 6550 / 6550C (KT88) Vacuum Tubes S

$188.99


LESLIE 147 Primo Tube Set 6550

$77.97


1 RCA 6550/KT88 AUDIO/VACUUM TUBE, GRAY PLATE, 3 ROUND GETTERS, TESTED

$9.95


Vintage Tung-Sol Tube Caddy Carry Case Radio Television for 5U4 6L6 6550 etc g1

$56.05


4x Electro Harmonix 6550 EH 6550EH Power Vacuum Tubes, Matched Quad TESTED

$116.75


4 MATCH TUNG SOL 6550 DDD GETTER BLCK PLATE TUBE-TEST 53/53/50/50 MIN 44 USA

$995.00


Matched Pair Svetlana 6550 6550C amp tubes, BRAND NEW

$63.17


Brand New Current Matched Octet (8) Svetlana 6550 / 6550C (KT88) Vacuum Tubes SH

$249.99


(8) Matched Svetlana 6550 6550C amp tubes, BRAND NEW

$240.70


SOVTEK Factory Platinum Matched PAIR TWO 6550WE 6550 tubes 24 Hr Burn-in

$57.95


one NIB new Electro Harmonix 6550 = KT88 vacuum tube

$25.99