Caixa multiuso PR500 Wattsom Ciclotron, chiando e falhando....
After a good cleaning, some defects were fixed... capacitors, LED, contact cleaner on the potentiometers, and it's good again...

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como conserta cabeçote da wattsom

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Amazing Workers Compilation | Working with Skilled Engineers✅

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I took on an amplifier, and it was very kind to me

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How to Recone a Speaker

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PIONEER CS-922A RESTORATION. РЕСТАВРАЦИЯ PIONEER CS-922A.

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The 7 BEST Integrated Amplifiers of All Time (You’ve NEVER HEARD of half of them)

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Solder won't stick

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Dynaco MKIII Full Rebuild + VTA 6SN7 Driver Board Upgrade & Testing

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9 Vintage Speaker Brands Ranked From WORST to BEST

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Make Headlights Like Crystal Clear with Aluminum Foil-This Crazy Trick Actually Works!

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How much improvement? Vintage Speaker Capacitor Upgrade & Replacement - Pioneer CS-88a

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Unbelievable Smart Workers | Genius Construction Skills, Crazy Fails | Part 110 #construction #smart

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Contacts with a 74HC74 final amplifier

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Restoration Technics sound system _ Restore multi function audio system

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I Repaired the Broken Swing Gear which no Mechanic Repairs |Give your Opinion by Watching the Video

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A vintage Luxman turntable that can't help me

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5 Underrated Vintage Hi-Fi Speakers You Can Get CHEAP... For Now

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Dynacord DDL 12 digital effects repair

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Voyager VR94M Plus, bad trimpots = bad radio

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