On Sale At cofracir.org!

6550 Tung


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

$43.99


Vintage Pair Tung-sol 6550 Test Strong

$249.95


Tung-Sol Reissue 6550 Tubes Pair - As IS - Tested

$30.00


NOS NIB TUNG SOL 6550 (KT88) BLACK SOLID Plate 3 [] Getter VACUUM TUBE #C.6554

$249.95


Nice Vintage Tung-Sol 6550 Output Tube Coke-Bottle 3-Hole Tests Good

$79.99


Tung-Sol (GE, RCA) 6550 Original Issue Tubes, Matched Pair - Tested, NOS, 1964

$400.00


Pair of Tung-Sol 6550 KT88 Black Plate Vacuum Tubes

$500.00


Matched Pair Tung-Sol 6550 Vacuum Tubes : Same Date Code (3226142-3) / Strong!!!

$299.99


Tung-Sol Reissue 6550 Matched Quad Set (4) Coke Bottle Vacuum Tubes Brand NEW

$140.50


6550 TUNG-SOL VACUUM TUBES 3 HOLE COKE BOTTLE 1971 MATCHED PAIR JKPMN WOW

$290.00


Sextet of Tung-Sol 6550 New Production Power Vacuum Tube

$209.88


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

$349.95


Tung-Sol 6550 Duet Platinum Matched

$106.90


Vintage Tung-sol Black Plate 6550 / KT88 Tube Work's Perfect! Triple DDD Getter

$256.16


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

$72.90


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

$145.80


Factory Matched QUAD Tung-Sol Tungsol 6550 KT88 - For Tube Amplifiers

$155.00


Vacuum Tube - 6550, Tung-Sol Reissue, Power Tube

$34.95


Tung Sol 6550 KT88 Solid Black Plates Vacuum Tube Very Strong (3) Available

$199.99


Matched Date Pair Tung Sol 6550 KT88 Gray Plate RCA Branded Vacuum

$257.95


Service Master Tung Sol 6550 KT88 Vacuum Tube Single - Tested & Working 42/44

$39.95


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

$139.95


Factory Matched Octet Tung-Sol Tungsol 6550 KT88 - Audio Research Tube Amplifier

$320.00


Tung Sol type Vintage GE 6550 Power Tube

$92.00


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

$149.01


Factory Matched OCTET Tung-Sol Tungsol 6550 KT88 - For Tube Amplifiers

$320.00


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

$218.70


Tung-Sol 6550 Matched Pair New Unused

$1,200.00


6550 Tung-sol Vintage made in U.S.A Amplitrex tested #623005

$350.00


1,Vintage Tung Sol 6550 - Tung-Sol 6550, Very Clean Tests NOS Plus!!! See Pics

$99.99


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

$70.95


Tung-Sol 6550 NOS NIB Tube Brown Base 3-Getter 'No-Hole' 1960s - Test NOS

$186.11


PERFECT MATCHED TRIO VINTAGE TUNG-SOL RCA KT88 6550 NOS NIB ELECTRON TUBES

$895.00


MATCHED PAIR VINTAGE TUNG-SOL "LESLIE" KT88 6550 ELECTRON TUBES - TEST EXCELLENT

$349.00


VINTAGE TUNG-SOL "LESLIE" KT88 6550 ELECTRON TUBE - TEST EXCELLENT

$174.95


Dynaco Mark MK III Tube Amplifier original Tung-Sol 6550

$450.00


Tung Sol 6550 Black plate 2 Pcs. code 3226020-3 NOS NIB

$450.00


Single Dynaco MK III MK 3 KT88/6550 GZ34 mono block Amp with Tung-Sol 6550 Tubes

$599.99


Tung-Sol 6550 Tube Ad, 5881, Info, Article, 1 pg, 1958

$7.00


2 westinghouse made by tung sol 6550 NOS for mcintosh marantz tube amp

$300.00


Tung-Sol 6550 BEAM Tube Ad, 1 pg, Article, Specs, Info

$7.00