Table of Contents
Advertisement
where the two are 180 degrees out of phase. There is augmentation at other fre-
quencies where the direct and the reflected sounds arrive in phase. Because it is a
function of wave length, the comb filter effect will notch out portions of the audio
spectrum at regular spaced intervals.
F
1 - C
I G U R E
The subjective effect of comb filter effects, (such as is shown in Figure 1), is
as follows:
•
Added roughness to the sound
•
Reduction of harmonic richness
•
Smearing of lateral sound stage image focus and placement
F
E
O M B
I L T E R
F F E C T
S
2 - I
E C T I O N
N
Y
R
O U R
O O M
19
Advertisement
Table of Contents
