6SN7-GT Ken-Rad VT-231 Matched Pair Black Glass.
Price: USD 250.00
Condition: Used
Location: 401**
Shipping Type: CALCULATED
Shipping Cost: USD
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One Strong 1950's Matched Pair Sylvania Military Spec VT-231 6SN7GT
Price: USD 149.00
Condition: Used
Location: 125**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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SYLVANIA NOS 6SN7GT Matched Pair Black 3 Hole Black T Plates Chrome Tops
Price: USD 259.20
Condition: Open box
Location: 384**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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NOS PAIR JAN CHS 6SN7GT VT-231 SYLVANIA TUBES BAD BOY PLATES FOIL GETTER B65 USA
Price: USD 225.00
Condition: Open box
Location: 925**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage Jan CRP 6SN7GT Raytheon VT-231 Fully Tested Strong Vintage Tube
Price: USD 129.99
Condition: Open box
Location: 495**
Shipping Type: CALCULATED
Shipping Cost: USD 6.00
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Hytron 6SN7GT Tube Tested Strong on a TV-7
Price: USD 23.00
Condition: Used
Location: 905**
Shipping Type: CALCULATED
Shipping Cost: USD
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Ken-Rad 6SN7GT tubes - T6
Price: USD 30.00
Condition: Used
Location: 173**
Shipping Type: CALCULATED
Shipping Cost: USD
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Raytheon 6SN7GT, 1939, black sides, clear top - T24
Price: USD 20.00
Condition: Used
Location: 173**
Shipping Type: CALCULATED
Shipping Cost: USD
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6SN7GT Balanced Tube (New Old Stock) Test New 1 Year Warranty
Price: USD 10.45
Condition: New
Location: 913**
Shipping Type: FIXED
Shipping Cost: USD 3.45
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Nice Trio of Tested 1950's Raytheon 6SN7GT/B Vacuum Tubes, with Bonus Tube
Price: USD 38.99
Condition: Used
Location: 212**
Shipping Type: FIXED
Shipping Cost: USD 6.49
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RCA JAN CRC 6SN7-GT VT-231 TUBE TV7 TESTED STRONG
Price: USD 38.00
Condition: Unspecified
Location: 554**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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6SN7GT Sylvania Balanced Tube New (New Old Stock) Test New 1 Year Warranty
Price: USD 16.45
Condition: New
Location: 913**
Shipping Type: FIXED
Shipping Cost: USD 3.45
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NOS 1952 6SN7 GT Platinum Match Pair & Date Codes Black 3 Hole T Plates Chrome
Price: USD 270.00
Condition: Open box
Location: 384**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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NOS 1952 6sn7gt BADBOY Black 3 Hole T Plates Bottom D Sylvania / Ge Tube
Price: USD 135.00
Condition: Open box
Location: 384**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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NOS 6SN7GT 6Sn7gtb NOS Brimar ITT Carbonized Black Plates
Price: USD 135.00
Condition: Open box
Location: 384**
Shipping Type: CALCULATED
Shipping Cost: USD
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Matched Pair 6SN7GT CBS Hytron NOS 2 Hole Black T Plates Bad Boys Bottom Da
Price: USD 135.00
Condition: Open box
Location: 384**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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6SN7GT VINTAGE TUBES - VARIOUS BRANDS - TUNG SOL, GE, RCA, ETC. ALL TESTED
Price: USD 7.95
Condition: Unspecified
Location: 017**
Shipping Type: FIXED
Shipping Cost: USD 4.75
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Pair RCA Victor 6SN7GT Smoke Glass Vacuum Tubes TV7 Tested Strong
Price: USD 50.00
Condition: Used
Location: 554**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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6SN7GT RCA Audio Receiver Guitar Preamplifier Vacuum Tubes Tested Pair
Price: USD 29.00
Condition: Used
Location: 960**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Raytheon 6SN7GT VT-231 Black Plate Vacuum Tube Hickok Tested 89% NOS L
Price: USD 22.99
Condition: Used
Location: 483**
Shipping Type: FIXED
Shipping Cost: USD 5.99
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Tung Sol 6SN7GT tube - T23
Price: USD 15.00
Condition: Used
Location: 173**
Shipping Type: CALCULATED
Shipping Cost: USD
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2 RCA 6SN7GT Tubes (USA)
Price: USD 34.99
Condition: Used
Location: 237**
Shipping Type: CALCULATED
Shipping Cost: USD
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2, Sylvania 6SN7GTA, black, 3-rivet Bad Boy, chrome dome, match date pr, 6SN7GT
Price: USD 108.95
Condition: Used
Location: 079**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Tung-Sol 6SN7GT ECC33 6SN7 Tubes, Matched Pair, Tested, Bad Boy Plates
Price: USD 100.00
Condition: Used
Location: 850**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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Vintage General Electric 6SN7GT Smoked Glass Tested Round Plate Tube Rare Look
Price: USD 149.00
Condition: Open box
Location: 495**
Shipping Type: CALCULATED
Shipping Cost: USD
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Pair Hytron 6SN7GT Tubes Black Plate TV7 Tested String
Price: USD 45.00
Condition: Unspecified
Location: 554**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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6SN7GT Sylvania Balanced Bad Boy Tube (New Old Stock) Test New 1 Year Warranty
Price: USD 20.45
Condition: New
Location: 913**
Shipping Type: FIXED
Shipping Cost: USD 3.45
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(1) 6SN7 GT Tube & (1) 6x5GT Tube Tests GOOD!!
Price: USD 17.95
Condition: Used
Location: 662**
Shipping Type: FIXED
Shipping Cost: USD 6.95
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Matched Pair Rare NOS 6SN7GT 1952 Black Flat Plates Bottom D BADBOYS Sylvania
Price: USD 269.98
Condition: Open box
Location: 384**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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2x Brimar 6SN7GT VT-231 Lower Rectangle Getter - British BVA '50s
Price: USD 468.25
Condition: Open box
Location: 905**
Shipping Type: FIXED
Shipping Cost: USD 5.50
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MATCHED PAIR SYLVANIA 6SN7GT Flat Black Plate VACUUM TUBES TESTED NOS B.10151.C
Price: USD 74.95
Condition: Unspecified
Location: 485**
Shipping Type: FIXED
Shipping Cost: USD 7.00
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SYLVANIA VT-231 WWII ERA 2-Hole "BAD BOY" Tubes PLATINUM MATCH on AT1000 6SN7GT
Price: USD 299.16
Condition: Used
Location: 217**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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1950/1951 Sylvania 6SN7GT ECC33 6SN7 Bad Boy Tubes, Matched Pair, NOS, Tested
Price: USD 140.00
Condition: Open box
Location: 850**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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RCA 6SN7GT Smoke Glass Vacuum Tube TV7 Tested Strong
Price: USD 25.00
Condition: Used
Location: 554**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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2 TUNG SOL 6SN7GT D-getter TUBES
Price: USD 39.95
Condition: Used
Location: 450**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Two, Sylvania JAN CHS 6SN7GT, military, 3 rivet Bad Boy, matching pair, 6SN7GT
Price: USD 324.95
Condition: Used
Location: 079**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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2 x 6SN7gt Sylvania Tubes*2-Hole Grey* Strong Matched Pair*1948*Bad Boy*#17
Price: USD 83.99
Condition: Used
Location: 077**
Shipping Type: FIXED
Shipping Cost: USD 7.75
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(1) Sylvania 6SA7GT/G & (1) Tung Sol 6SJ7GT & (1) Raytheon 6SN7GT Tests Good!!
Price: USD 12.95
Condition: Used
Location: 662**
Shipping Type: FIXED
Shipping Cost: USD 6.95
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MATCHED PAIR RCA 6SN7GT Smoked Glass PREMIUM Audio VACUUM TUBES Test NOS H.7806
Price: USD 149.95
Condition: Unspecified
Location: 485**
Shipping Type: FIXED
Shipping Cost: USD 7.00
Read MoreMatched Pair 6SN7 GT CBS Hytron NOS 2 Hole Black Plates Bottom D Getters
Price: USD 135.00
Condition: Open box
Location: 384**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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6SN7GT RCA Smoked Glass, 10-20% Above Minimum Gm (#9, #11)
Price: USD 25.00
Condition: Used
Location: 296**
Shipping Type: CALCULATED
Shipping Cost: USD
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6SN7 GT Vacuum Tube TESTED *Single Unit* No Box
Price: USD 5.49
Condition: Used
Location: 950**
Shipping Type: CALCULATED
Shipping Cost: USD
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2 x 6SN7gt RCA Tubes *Black Plates*Strong Pair*(3 Pair Avail)
Price: USD 36.99
Condition: Used
Location: 077**
Shipping Type: FIXED
Shipping Cost: USD 7.75
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PAIR SYLVANIA 1951 6SN7GT TOUGH DOG MATCHING DATE CODE TUBES, TV-7 TESTED #A-5
Price: USD 66.00
Condition: Used
Location: 454**
Shipping Type: CALCULATED
Shipping Cost: USD
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1961 CBS-Hytron/Westinghouse Brown Base BLACK PLATES 5692 (6SN7GT)
Price: USD 145.00
Condition: Open box
Location: 986**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Raytheon 6SN7GT Black Plates Maxi Preamp Tested
Price: USD 19.00
Condition: Used
Location: 726**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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2 CBS 6SN7GT Tubes Tall Bottle Black Plates D Getter TV7 Tested Strong
Price: USD 30.00
Condition: Unspecified
Location: 554**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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LOT OF 2 "MOUSE EARS" 6SN7GT CONCERT MASTER BY TUNG-SOL VACUUM TUBES TESTED
Price: USD 80.00
Condition: Used
Location: 928**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Closely Matched Pair Sylvania 6SN7GT 2 Holes Round Plate Tested Strong Tube
Price: USD 68.45
Condition: Used
Location: 841**
Shipping Type: CALCULATED
Shipping Cost: USD 9.95
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Tung Sol 6SN7GT tube, used - T12
Price: USD 20.00
Condition: Used
Location: 173**
Shipping Type: CALCULATED
Shipping Cost: USD
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RCA 6SN7GTA tube,6SN7,6SN7GT,balanced sections!,twin triode,radio,dual getters
Price: USD 12.95
Condition: Used
Location: 467**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Vintage Vacuum Tube SYLVANIA 6SN7GT
Price: USD 19.99
Condition: Used
Location: 926**
Shipping Type:
Shipping Cost: USD
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Sylvania 6SN7GT Black Plates Bad Boy Vacuum Tubes TV7 Strong
Price: USD 35.00
Condition: Unspecified
Location: 554**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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KEN-RAD 6SN7GT VT-231 Pair Preamp Tubes Test NOS
Price: USD 100.00
Condition: Unspecified
Location: 010**
Shipping Type: FIXED
Shipping Cost: USD 5.95
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PAIR RAYTHEON 1950/52 6SN7GT BLACK PLATE TUBES, TV-7 TESTED #A-16
Price: USD 43.99
Condition: Used
Location: 454**
Shipping Type: CALCULATED
Shipping Cost: USD
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QTY 25 - EMPTY WHITE VACUUM TUBE BOXES - For 6V6GT, 6SN7GT, 12SK7... & Similar
Price: USD 18.95
Condition: New
Location: 017**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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New Gain Tested Tung-Sol Reissue 6SN7GTB Vacuum Tube 6SN7 6SN7GT
Price: USD 51.32
Condition: New
Location: 010**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Sylvania Tubes Black VT-231 JAN-CHS-6SN7gt TESTED Matching Set of 2
Price: USD 99.97
Condition: Used
Location: 226**
Shipping Type: CALCULATED
Shipping Cost: USD
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Pair Sylvania 6SN7GT 2-Hole Black Plates Bad Boy Tubes TV7 Strong
Price: USD 80.00
Condition: Unspecified
Location: 554**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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1959 Sylvania 6SN7GT Vintage Admiral Black Plate Chrome Top Tube! T548
Price: USD 19.99
Condition: Used
Location: 495**
Shipping Type: FIXED
Shipping Cost: USD 6.00
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Sylvania 6SN7GT VT-231 Tested Strong Balanced Tube
Price: USD 38.45
Condition: Used
Location: 841**
Shipping Type: CALCULATED
Shipping Cost: USD 9.95
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6SN7GT GE Clear Glass Made In Canada Vacuum Tube TV-7D/U Tested STRONG 6SN7
Price: USD 12.85
Condition: Used
Location: 454**
Shipping Type: CALCULATED
Shipping Cost: USD
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1x Brimar 6SN7GT = VT-231 Black Glass - Yellow Print - British BVA - Near NOS
Price: USD 189.00
Condition: Open box
Location: 905**
Shipping Type: FIXED
Shipping Cost: USD 5.50
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2 x 6SN7gt Sylvania Tubes*Flat Black Plates*Very Strong & Balanced(6 Pair Avail)
Price: USD 44.98
Condition: Unspecified
Location: 077**
Shipping Type: FIXED
Shipping Cost: USD 7.75
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MATCHED PAIR CBS HYTRON 6SN7GT Bad Boy Style Plates VACUUM TUBES Tested F.7817
Price: USD 84.95
Condition: Unspecified
Location: 485**
Shipping Type: FIXED
Shipping Cost: USD 7.00
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4 Nice Tested Vintage Sylvania Made 6SN7GT "Bad-Boy" Vacuum Tubes w/Bonus Tube
Price: USD 103.99
Condition: Used
Location: 212**
Shipping Type: FIXED
Shipping Cost: USD 6.49
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Used Electron Tube Sylvania 6SN7GT
Price: USD 15.95
Condition: Used
Location: 999**
Shipping Type: CALCULATED
Shipping Cost: USD
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2 x 6SN7gt RCA/Admiral Tubes *Smoked Glasss* Strong Pair*1948-9*#15
Price: USD 90.00
Condition: Used
Location: 077**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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6SN7-GT Sylvania bad boy plates
Price: USD 40.00
Condition: Used
Location: 209**
Shipping Type: CALCULATED
Shipping Cost: USD
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Tung Sol Scripted Suberior 6SN7GT Mouse Ear Tube (1)
Price: USD 29.99
Condition: Used
Location: 940**
Shipping Type: CALCULATED
Shipping Cost: USD
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MATCHED PAIR RCA 6SN7GT Smoked Glass WINGED Audio VACUUM TUBES Test NOS F.7809
Price: USD 119.95
Condition: Unspecified
Location: 485**
Shipping Type: FIXED
Shipping Cost: USD 7.00
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6 Nice Tested Vintage GE 6SN7GTA/B Vacuum Tubes..........1 N.O.S........1 Money!
Price: USD 47.00
Condition: Used
Location: 212**
Shipping Type: FIXED
Shipping Cost: USD 6.99
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USED Kenrad VT-231 JAN CKR 6SN7GT Twin Triode date Z4 (1944) B&K747 gm:79/82
Price: USD 52.00
Condition: Used
Location: 772**
Shipping Type: FIXED
Shipping Cost: USD 5.10
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INDUSTRIAL Sylvania 6SN7GT - tested strong
Price: USD 18.00
Condition: Used
Location: 140**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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US Stock! 4pcs 6N8S / 6H8C / 6SN7GT / 6N8P NEVZ Same Date 1970's tubes NEW
Price: USD 30.80
Condition: New
Location: 330**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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RCA 6SN7GT VT-231 Grey Glass Low Noise Preamp Tube
Price: USD 55.00
Condition: Unspecified
Location: 010**
Shipping Type: FIXED
Shipping Cost: USD 4.95
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1 x CTL- 6SN7gt Tung-Sol Tube*Very Strong & Balanced*Round Black Plates*#2
Price: USD 250.00
Condition: Used
Location: 077**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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Sylvania 6SN7GT Vintage Admiral Black Plate Tube!
Price: USD 14.99
Condition: Used
Location: 446**
Shipping Type: CALCULATED
Shipping Cost: USD
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Philco 6SN7GTA radio tube,6SN7,6SN7GT,matched sections!,Sylvania chrome top
Price: USD 22.95
Condition: Used
Location: 467**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Strong! Hickok Tested Sylvania JAN CHS Chrome Top 6SN7GT Audio Amplifier Tube
Price: USD 49.00
Condition: For parts or not working
Location: 346**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Raytheon JAN CRP 6SN7GT/ VT-231 Tube (1)
Price: USD 59.99
Condition: Used
Location: 940**
Shipping Type: CALCULATED
Shipping Cost: USD
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4 x 6SN7gt RCA Tubes *Smoked Glasss*Tested Good*#5
Price: USD 100.00
Condition: Used
Location: 077**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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Tung-Sol 6SN7GT Tube Mouse Ear/ Black Plates, Bottom DGetter Tested 50% NOS
Price: USD 19.99
Condition: Used
Location: 483**
Shipping Type: FIXED
Shipping Cost: USD 5.50
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Pair of RCA 6SN7GT VT-231 1943 Gray Glass Vacuum Tubes
Price: USD 200.00
Condition: Used
Location: 975**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Rare NOS RCA 6SN7GTB Tubes MATCHED Black Plate D-Get 6sn7gt 6sn7 VT-231 L@@K!!
Price: USD 85.00
Condition: For parts or not working
Location: 190**
Shipping Type: FIXED
Shipping Cost: USD 7.00
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MARCONI RADIOTRON Sylvania 6SN7GTB 3-Hole Canada Tall Glass Tubes Pair 6SN7GT
Price: USD 85.00
Condition: Unspecified
Location: 010**
Shipping Type: FIXED
Shipping Cost: USD 5.95
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Pair of RCA 6SN7GT 6SN7 Glow Top Preamp Tubes Tested
Price: USD 39.00
Condition: Used
Location: 184**
Shipping Type: CALCULATED
Shipping Cost: USD
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2 x 6SN7gt RCA Tubes *Smoked Glasss*Tested Strong*#7
Price: USD 73.99
Condition: Used
Location: 077**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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6SN7GT RCA White Letter Audio Receiver Preamp Vacuum Tubes Tested Pair
Price: USD 24.99
Condition: Used
Location: 020**
Shipping Type: CALCULATED
Shipping Cost: USD 7.75
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MATCHED PAIR RAYTHEON 6SN7GT Black Plate FOIL Getter PREMIUM VACUUM TUBES F.7816
Price: USD 79.95
Condition: Unspecified
Location: 485**
Shipping Type: FIXED
Shipping Cost: USD 7.00
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1 x JAN- 6SN7gt Tung-Sol Tube*Very Strong & Balanced*1948*Round Black Plates*#1
Price: USD 285.00
Condition: Used
Location: 077**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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RCA 6SN7GT vacuum tubes tested & guaranteed
Price: USD 51.95
Condition: Used
Location: 527**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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RAYTHEON 6SN7GT VT-231 Preamp Tube
Price: USD 60.00
Condition: Unspecified
Location: 010**
Shipping Type: FIXED
Shipping Cost: USD 4.95
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Used Electron Tube Sylvania NU Raytheon 6SN7GT
Price: USD 38.95
Condition: Used
Location: 999**
Shipping Type: CALCULATED
Shipping Cost: USD
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5 Nice Tested Vintage RCA Made 6SN7GT/B Vacuum Tubes....................1 Money!
Price: USD 43.00
Condition: Used
Location: 212**
Shipping Type: FIXED
Shipping Cost: USD 6.49
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6SN7GT 2 radio audio amplifier 3 hole bad boy vacuum tubes valves tested 6SN7GTB
Price: USD 169.99
Condition: Used
Location: 156**
Shipping Type: FIXED
Shipping Cost: USD 4.00
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(1) Tested Very Strong and Balanced Sylvania 6SN7GT Tube Date Code 2-39 6SN7 GT
Price: USD 30.00
Condition: Used
Location: 483**
Shipping Type: CALCULATED
Shipping Cost: USD
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2 x 6SN7gt RCA Tubes *Smoked Glasss*Super Strong Matched Pair*1951-2*#11
Price: USD 120.00
Condition: Used
Location: 077**
Shipping Type: FIXED
Shipping Cost: USD 8.00
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SYLVANIA VT-231 "1940's Mil Spec" BAD BOY Tubes PLATINUM MATCH on AT1000 6SN7GT
Price: USD 254.91
Condition: Used
Location: 217**
Shipping Type: FIXED
Shipping Cost: USD 0.00
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Pair of RCA JAN VT231 6SN7GT Tubes - 1944 - See Amplitrex Test Scores in Pics
Price: USD 160.00
Condition: Used
Location: 305**
Shipping Type: FIXED
Shipping Cost: USD 7.00
Read More