23:59

Upgrade and Restoration of Old Subwoofer using Arylic 100W Stereo Online Stream Amplifier Module

12:25

how to make class d 5.1 amplifier Dolby digital 400 watts amplifier

32:55

cara merakit power amplifier 4 channel miniatur sound system

20:05

Cheap DIY Speaker Drivers... NEXT LEVEL SPEAKER CABINETS BUILD!

9:16

Como Hacer Amplificador Casero Estéreo

19:07

DIY Portable Bluetooth Speaker 2.1 - 8 inch Subwoofer | by Sebastian

26:16

DIY Bluetooth Speaker a built-in LED RGB VU meter

15:16

How to convert an old sewing motor into a small drilling device