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6550 Tube Pair


Pair Tung Sol 6550 KT88 Solid Gray Plate RCA Branded Vacuum Tube

$225.00


Matched Pair TungSol 6550 Solid Gray Plate Vacuum Tubes #4

$149.99


Pair of Sovtek 6550WE Power Vacuum Tube

$65.90


GE 6550 Power Vacuum Tubes pair set free US Shipping sound great USA made

$149.99


NOS PHILIPS-ECG 6550 / KT-88 AMPLITREX PLATE MATCHED PAIR POWER TUBES RICHARDSON

$299.98


NOS NIB Tung Sol 6550 Vacuum Tubes Matched Pair Coke Bottle

$299.00


Gold Aero 6550 Vacuum Tubes - Matched Pair - NOS

$200.00


6550 Teslovak Pair (2) Made Russia KT88 KT90 Vacuum Tube

$46.79


Pair of Sovtek 6550WA Power Vacuum Tubes nos 6550 set free USA Shipping

$59.99


Matched Pair of Sylvania 6550 Vacuum Tubes

$200.00


Matched Pair Svetlana 6550 6550C amp tubes, BRAND NEW

$58.55


Matched Pair of Tung-Sol 6550 3-hole NOS-testing Vacuum Tubes

$250.00


Pair 6550 Tung Sol Vacuum Tubes matching date code triple getter coke bottle

$200.00


Pair of Tung-Sol 6550 KT88 Black Plate Vacuum Tubes - Gm & Ip Matched

$400.00


Vintage 1975 pair Tung-Sol for RCA 6550 Power Tubes tested 3-hole plates

$235.00


GE 6550 Vintage Vacuum Tube Pair 3 Hole Gray Plates Round Getters (NOISE TESTED)

$300.00


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

$400.00


Factory Matched Pair Tube Amp Doctor TAD KT88 6550 For Tube Amplifiers Citation

$100.00


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

$290.00


GE GENERAL ELECTRIC 6550 TUBES MATCHED PAIR WESTINGHOUSE LABELED NOS (1963)

$522.49


RCA 6550 KT88 Vacuum Tubes ** PAIR ** #1

$300.00


Factory Matched pair Tube Amp Doctor TAD 6550 6550A KT88 - GE 6550A Remake

$89.00


Tung Sol 6550 / KT88 Tubes Matched Pair Hickok Tested

$225.00


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

$67.95


JJ/Tesla 6550 Power Tubes, Matched Pair

$92.95


Pair of JJ 6550 Power Vacuum Tube

$69.96


NOS RCA 6550 Output Tubes “Matched Pair” •TESTED•

$450.00


JJ Electronics Amplifier Tube (T-6550-JJ-MP) Matched Pair

$102.46


Vacuum Tube - 6550, JJ Electronics, Single or Matched: Apex Matched Pair

$76.90


NEW! Power Current Matched Pair (2) JJ Electronic 6550 Vacuum Tubes

$92.00


Vacuum Tube, 6550A-STR, Tube Amp Doctor, Premium Selected, Matched Pair

$87.90


Brand New Matched Pair (2) Genalex Gold Lion Reissue KT88 / 6550 Vacuum Tubes

$97.15


One Matched Pair of Vintage G.E. 6550A Tubes, Ratings 90, 90

$180.00


One Matched Pair of Vintage G.E. 6550A Tubes, Ratings 85, 89

$150.00


2pcs Match 1 pair Genalex GOLD LION KT-88 KT88 tubes 6550 Cryo version

$132.00


Vacuum Tube - 6550, Tung-Sol Reissue, Single or Matched: Apex Matched Pair

$72.90


One Matched Pair of Vintage G.E. 6550A Tubes, Ratings 85, 85

$150.00


One Matched Pair of Vintage G.E. 6550A Tubes, Ratings 90 & 90

$180.00


Pair of Tung-Sol 6550 New Production Power Vacuum Tube

$69.96


Matched Pairs (2 tubes) Tung Sol 6550 Reissue amp tubes, BRAND NEW in Box

$65.00


Matched PAIR SED 6550C (KT88) Winged =C= Brand NEW tube

$150.00


Pair of GE 6550A Tubes Valves NOS Boxed

$375.00


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

$55.99