BOSEスピーカーを魔改造で救いたい
33:51
音が出ないBOSE Companion3 SeriesⅡの修理
27:50
ゴミ同然のJBLスピーカーを修理したらアンプが壊れた
15:02
【DIY】 Homemade Wooden Speakers | Sound AMAZING Part.2
21:17
10万円のZEN DACを修理
20:40
Mini Giant Marble Clock that tells the time using marbles - Still too big
15:34
I tried out Laser Pecker 4! It's a compact laser engraving machine that can be used on any material.
16:13
The process by wooden speakers for jazz are made. An amazing speaker manufacturing factory in Japan.
16:23