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Gear Talk - Power Tube Comparison El34 vs El84 vs 6V6 vs 6L6 vs 6550 vs KT88 (Reussenzehn) Lothar's Guitar School 26:13 5 years ago 25 810 Скачать Далее
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Tube Lab #26 Rolling 6550 & KT88 in Willsenton R8 Amp Tube Lab 25:21 3 years ago 23 801 Скачать Далее