How to repair Konzert 502 no sound w/ power
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Db Audio amplifier na may power pero walang sounds , Repair done , pero walang warranty ?
13:55
No sounds ba? baka ito na ang solution nya
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Konzert amplifier unbalance audio output
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Konzert AV-502A Basic Trouble Shooting | Amplifier Basic Troubleshooting Guideline
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Voice Speaker repair, electronics
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ayaw magtriger ang relay repair and review konzert 502 original@solidgtv4675
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Amplificador de alta potencia mono diy de 500 vatios con transistores 2SC5200 y 2SA1943 - V1
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