Restoration 8-transistor signal amplifier // Complete restoration process
29:19
Restoration long abandoned subwoofer // The process of recreating everything back to the beginning
33:01
Restoration 32-transistors signal amplifier / Restore 3000w amplifier
43:33
Professionally repair Hitachi excavator hydraulic pump shaft, restore hitachi excavator performance
28:47
Traga de volta os alto-falantes antigos que soam lindos | Restauração completa de alto-falante
19:26
Restoring a Rare 1950s Japanese Lighter
12:59
Cassette player Phillips 5BAND Graphic Equlzer | powerhouse 240 Cassette recorder | ONEG04 #cassette
22:39
Técnicas antigas de recuperação de amplificadores de áudio | Restaurando Amplificadores
30:26