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Sylvania Vt231


NOS SYLVANIA VT-231 6SN7GT WWII TUBE

$75.00


VT-231 6SN7GT Sylvania "Bad Boy" Vacuum Tubes - BALANCED & MATCHED - Test NOS

$98.88


Two, Sylvania VT-231, 6SN7GT, wartime manufacture, matching pair #2, 6SN7GT

$154.95


NOS Pair #1 Sylvania VT-231/6sn7GT

$125.00


Sylvania JAN-CHS-6SN7GT (VT-231) Trio

$149.99


(1) Sylvania BAD BOY JAN-CHS-6SN7GT VT-231 Audio Tube WWII TV-7 Tested

$22.95


NOS TUBES 6SN7 VT-231 SYLVANIA 1942 6SN7GT pair!

$61.72


Vintage Strong Sylvania VT-231 Military Grade 6SN7GT tube

$49.99


SYLVANIA JAN CHS 6SN7GT VT-231 Hi Fi VACUUM TUBE Tested HICKOK USA #J.6306

$32.95


2 Sylvania 6SN7GT VT-231 Vacuum Tubes - 1940's Vintage 2 Rivet Black Box Plates

$189.95


Matched Pair Early Sylvania 6SN7GT (VT-231) "Bad Boy" 1943 NOS NIB Vacuum Tubes

$400.00


Two, Sylvania VT-231, 6SN7GT, wartime manufacture, matching pair #1, 6SN7GT

$154.95


Quad VT-231 JAN-CHS-6SN7GT Tubes Sylvania Date Matched STRONG (TESTED W/ TV-7D/U

$199.99


NOS SYLVANIA JAN CHS 6SN7GT VT-231 TUBES 1944 WW2 TROPHY QUALITY 115/115% PAIR

$449.95


MATCH PAIR 3 HOLE BADBOY BLACK PLATES 6SN7GT / GTA VT-231 SYLVANIA 1950'S TUBES

$173.65


SYLVANIA JAN-CHS-6SN7W Tall Bottle Bad Boy Black Plates 6SN7GT VT-231 NOS Tube

$209.08


SYLVANIA VT 231 6SN7 GT Well-Balanced Gm & Ip PLATINUM MATCHED PAIR

$194.74


SYLVANIA VT 231 6SN7 GT NOS Well-Balanced Gm & Ip PLATINUM MATCHED PAIR

$274.74


2 x JAN-CHS 6SN7gt Sylvania Tubes*Very Strong "BOGEY" Pair*VT-231*

$124.99


2 x 6SN7gt Sylvania Tubes *Super Strong - Balanced Pair* VT-231 "Bad Boy"

$133.99


TROPHY set of 3 Sylvania BAD BOY JAN-CHS-6SN7GT VT-231 Audio Tube WWII NIB NOS

$269.95


Sylvania Mil-Spec VT-231 6SN7GT ECC33 Bad Boy Tubes- Matched Pair, Test NOS

$140.00


Sylvania Tall Bottle VT-231 6SN7-GT NOS with date code SC956P

$64.00


Vintage Tiny 3 Hole Badboy Sylvania VT-231 / 6SN7GT / 6SN7 Rare Power Tube

$318.75


Vintage VT-231 / 6SN7GT Sylvania Black Plate 3 Hole B65 6SN7 - BangyBang Tubes

$127.50


Sylvania 6SN7GT VT-231 Vacuum Tube - 1940's Vintage 2 Rivet Black Box Plates

$99.99


Rare NOS Hytron / Sylvania 3 Hole Bad Boy 6SN7GT + VT-231 + 6SN7 5692 Perfect

$226.10


Sylvania Vacuum Tube JAN-CHS-6SN7GT VT-231

$84.50


NOS MB SYLVANIA JAN 6SN7GT VT-231 WWII Bad Boys Military Matched Pair tubes

$399.00


NOS MB CHELMER/ SYLVANIA 6SN7GT VT-231 WWII Bad Boys Military Matched Pair tubes

$279.00


6SN7GT VT231 SYLVANIA NOS MATCHED PAIR WWII 1945 AUDIO TRIODE TUBES

$199.99


NOS WB SYLVANIA 6SN7GT VT-231 WWII Bad Boys Military Matched Pair tubes

$299.00


1 x JAN CHS 6SN7gt Sylvania Tube*2-hole per Black Plate*VT-231*Strong

$73.99


1944 US NAVY Jan Chs VT-231 Slyvania 6sn7gt Vacuum Tube Very Strong

$78.99


Sylvania JAN-CHS-6SN7GT 6SN7 VT-231 Audio Tube US NAVY NIB/NOSĀ (TESTED W/ TV-7)

$100.00


PAIR OF SYLVANIA 6SN7 VT-231 TESTED ON AMPLITREX AT1000 TUBETESTER

$230.00


6SN7WGTA VT231 SYLVANIA CHROME TOP MATCHED PAIR AUDIO TUBES USED

$59.99


A Matched Pair of Mil Grade JAN-CHS- 6SN7GT / VT-231 Tubes, Sylvania

$105.00


One Matched Pair Military JAN-CHS- 6SN7GT / VT-231 Tubes, Sylvania

$110.00


NOS SYLVANIA JAN CHS 6SN7GT (VT-231) chrome top Black 3 hole Tplates

$44.98


SYLVANIA JAN CHS 6SN7GT VT-231 ''BAD BOY'' TUBES USA MATCHED PAIR 1948 NEW NOS

$115.00


NOS/NIB Matched Pair SYLVANIA JAN CHS 6SN7GT VT-231 Vacuum Tubes - 1944

$500.00


STRONG! 6SN7GT VT-231 JAN CHS SYLVANIA Black Glass Vacuum Tube Code 4G

$123.99


1 pc Sylvania 6SN7 WGT black plates 1952 = 5692 VT-231 6H8C

$52.99


US NAVY Jan Chs VT-231 Slyvania 6sn7gt Vacuum Tube Strong (TESTED W/ TV-7D/U)

$74.99