Defect and repair of 4000W Handcrafted Amplifier
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HP 5087A Distribution Amplifier has a mystery board
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Gigabyte B450M DS3H Motherboard Defect and Repair. Lots of history! Have you ever been SCAMMED?
21:24
TRAVEL TO ARGENTINA.
23:38
Nostalgia! Diagnostico de defeito em Receiver Gradiente STR-1050 PARTE 1
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Defect and repair of the LL420 handcrafted cylinder head
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how to use a pencil to find failed parts in 52 year old audio gear; repairing a marantz 1060 part 1
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Conserto Passo a Passo de um Amplificador de Áudio - Divirta-se!
56:37