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Identifying KT90 tubes | What's Best Audio and Video Forum. The Best High End Audio Forum on the planet!
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Tube à vide électrique russe, tube de remplacement, Electro 16/09/2018, KT90, KT90EH, KT100, KT88, 6550, neuf, livraison gratuite, 1 pièce | AliExpress
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Amazon.com: Brand New Current Matched Octet (8) Electro-Harmonix KT90 Vacuum Tubes : Musical Instruments
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Tube Sous Vide Eh6550 Kt88 Kt90 7591, Pour Amplificateur À Tubes Hifi Audio, Original, Correspondance Exacte, Qualité Garantie D'un An - Amplificateur - AliExpress
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Meixing Mingda MC-5S 5.0 KT90 Tube amplificateur de puissance AV Home Cinema Push Pull lampe AMP - Cdiscount TV Son Photo
![Ei Yugoslavia KT90/KT99 Type II 2 Tubes, 95%-102% Emission, Near NOS, Out of Production for Audio Research, VTL or Air Tight, Audio, Other Audio Equipment on Carousell Ei Yugoslavia KT90/KT99 Type II 2 Tubes, 95%-102% Emission, Near NOS, Out of Production for Audio Research, VTL or Air Tight, Audio, Other Audio Equipment on Carousell](https://media.karousell.com/media/photos/products/2022/4/8/ei_yugoslavia_kt90kt99_type_ii_1649429599_b9587625_progressive.jpg)