Pioneer A-400X Przegląd cz.2 Pioneer A-400X Review part 2
The second part of the review of the Pioneer A-400X Amplifier. We'll see how much power we lose by switching the power supply to 240V and how I clean the potentiometers.
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Amplifier Ranking by Reduktor [Noise Reducer] #219
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Pioneer A-400X Review Part 1 Pioneer A-400X Review Part 1
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Technics Legend [Noise Reduction]#149
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Pioneer A-400 A-400x A-450R
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Legenda Pioneera cz.2 [Reduktor Szumu] #160
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Repairing a motherboard with a subtle intermittent fault
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Pioneer A-400 repair from hell
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Pioneer A-616 Mark II amplifier, review, the same as the Technics-Sansui of the later years, made...
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Pioneer A-400 - Odc. 73 [Reduktor Szumu]
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