Acoustics Flashcards
(7 cards)
1
Q
What is diffusion in acoustics?
A
Scattering the sound energy in many directions to preserve it in a room, reduces flutter echoes in room.
2
Q
Which frequencies can be built up in a smaller room size?
A
Bass frequencies.
3
Q
How does absorption affect the sound of a room?
A
Deadens the room.
4
Q
When will a room resonate with the frequency being projected?
A
When the wavelength matches the length of the room.
5
Q
What is natural pre-delay?
A
Time to go from source to being reflected into ears.
6
Q
Define RT60.
A
How long it takes a sound to decrease by 60dB in a space.
7
Q
Where should you face a singer in a room when recording?
A
Off-axis from centre of the room, facing towards the long side to reduce unnecessary early reflections.
