DIY Very Powerful Subwoofer with PVC pipe / powerful bass
25:22
バックロードホーンスピーカーの作製【リニューアル版】
5:27
How to Make a Subwoofer with PVC Pipe
29:54
The Box is Built! 2 33" Subs for the home system (First of 2) assembled & ready to BASS 🔊🔊
34:50
Restoration 2-channel amplifier 2000W+2000W
1:09:10
Inventions étonnantes à voir | Meilleure compilation de 2024 !
22:20
Building EXCEPTIONAL speakers using MODERN TECHNIQUES
20:05
Cheap DIY Speaker Drivers... NEXT LEVEL SPEAKER CABINETS BUILD!
43:45