Repair damaged amplifier signal ic part
40:36
Repair the power amplifier, the fuse is out.
34:50
Restoration 2-channel amplifier 2000W+2000W
50:59
The girl repairs and restores old cars and sells them to her neighbor.
20:07
Repair an old broken computer speaker set
15:12
Processo de produção de alto-falantes de piso de última geração - fábrica de alto-falantes em Taiwan
22:39
Técnicas antigas de recuperação de amplificadores de áudio | Restaurando Amplificadores
33:56
Building Exceptional Speaker using Timber panels and Car tires for Satisfy My Passion
21:01