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1. 6SL7GT GE Balanced Tube New (New Old Stock) Test New 1 Year Warranty

   Reference tube is tested first then the tube listed for sale. Test procedure.

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2. NOS RCA (LABELED INTERNATIONAL) 6SL7GT AUDIO VACUUM TUBE TESTED E.10265.C

   NOS RCA 6SL7GT MADE BY RCA LABELED INTERNATIONAL ORIGINAL BOX INCLUDED MADE IN THE USA VINTAGE STOCK BLACK PLATES BOTTOM [] GETTER GT TUBE TESTED ON SENCORE TC136 RESULTS= 112/112%

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3. 6N9S 6SL7 Tubes 10 pcs

   FOR SALE 10 REFLECTOR 6N9S NEW NOS TUBES.

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4. MELZ 6N9S MATCHED PAIR/QUARTET Black Plates (6SL7GT/ECC35/1579) TEST IN PHOTO

   I Do MATCHED Pairs / Quartet / Sextet And More! Buy Only Tested Tubes! BUY ONLY REALLY TESTED TUBES. Write Which Ones You Are Interested In. I Personally Tested These tubes And I Am Confident In Them!

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5. 6SL7GT Grey Glass D Getter NOS RCA USA Valve Tubes (VT30)

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6. TUNG-SOL 6SL7GT Black Glass Valve Tube Used Tested (V57)

   Rare Black Glass 6SL7GT VT-229 Valve Tube. Fully Tested on AVO VCM 163. Used, Supplied in White Box. Round Anodes, Round Top Mica.

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7. NOS CROSLEY Matched Pair 6SL7-GT Gray Plate Bottom D Getter Audio Tubes Sylvania

   Both tubes are Sylvania selected for Crosley. 90 % of our tubes are Tv7 tested. Tv7 tested TUBES. NOS is subject to interpretation and there is no specific definition for it either. There are suggestions and opinions.

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8. 6N9S MELZ MATCHED PAIR BY CURVES! BALANCED! 1956 year! (6SL7 6SU7 1579) NOS

   Match #1 Tube #NY4583D. Match #2 Tube #EY8U5R7. matched Tube #R1Q42UU. Match #3 Tube #0ZU9V10. Match #4 Tube #WSSNIR2. GOOD SECTION BALANCE! (less than 20%). Tube #G39IGOL.

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