dBA vs. dBC - Live Sound Fundamentals from The Production Academy
4:06
What is a DI (Direct Box)? — The Production Academy
7:38
Decibels (dB) In Audio | The 5 Things You NEED To Know...
4:36
The first step to a great mix (Live Sound Essentials)
10:30
Decibel Scale | Mechanical waves and sound | Physics | Khan Academy
3:39
Difference between A, B and C sound weighting curves
6:04
54--聲音壓力位準dB 和 dBA有甚麼不同？(6:15)
7:35
Sound System Tuning Step-by-Step using TRACT and Smaart
8:46