Midterm Flashcards
1
Q
Responsibilities of A1
A
front of house
delegate
2
Q
An increase of 10 dB is perceived as
A
twice as loud
3
Q
Hz
A
cycles per second
4
Q
We can hear
A
20-20kHz
5
Q
Fletcher Munson curve
A
we hear different frequencies at different strengths
6
Q
speed of sound
A
1125 f/s or 343 m/s
7
Q
velocity
A
delay time
8
Q
X
A
distance
9
Q
T
A
speed of sound
10
Q
delay time formula
A
v=x/t
11
Q
double distance
A
6dB SPL decrease
12
Q
double power
A
3dB SPL increase
13
Q
good sound
A
tailored to application (setting, genre), clear and intelligible, balanced and natural, evenly dispersed
14
Q
dbV
A
decibels in terms of voltage = 1 volt
15
Q
dbu
A
= .775volts
