Le Valvole DISTORCONO??? [ ENG SUBS ]
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24:16
Il Mistero del Suono Perfetto: DAC a Valvole vs DAC a Transistor nell'Hi-Fi! [ ENG SUBS ]
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11:22
The Future of Watch Servicing
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16:41
ZDF spezial: Europäisches Krisentreffen in London nach dem Eklat im Weißen Haus
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20:39
Come DOVETE trattare le vostre valvole audio. [ ENG SUB ]
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34:45
Le valvole ELROG, diamo loro il benvenuto!
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8:11
Le valvole hanno ancora un ruolo nell'audio? | Puntata #12
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35:39
Come realizzare un amplificatore integrato HIFI SE Valvolare Classe A (Parte 1)
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25:35