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シグナルプロセッサー DD Audio DSI-2のPDF オーナーズマニュアルをオンラインで閲覧またはダウンロードできます。DD Audio DSI-2 14 ページ。
TIME ALIGNMENT INSTRUCTIONS
1. Measure and record the distances from the listening position in the vehicle to each
speaker. The speaker distance that is the farthest away from the listening position will be
the 0 delay reference, because no delay will be needed for this speaker.
2. Subtract each speaker to listening position distance from the 0 delay reference to
determine the amount of time delay to input into the DSI-2 software.
Delay Calculation Formula:
0 Delay Reference - Speaker Distance = Delay Duration
Example: Measured from the front left listening position, the farthest speaker is 100 inches
from the listening position. Notice that the speakers closest to the listening position will
have more delay and the speakers that are farther away will have less delay. This enables
the sound to arrive to the listening position at the same time.
Front Left Position
CH1
CH2
CH3
CH4
CH5
CH6
CH7
CH8
Inches:
0 Delay Reference
100IN
100IN
100IN
100IN
100IN
100IN
100IN
100IN
DD AUDIO / DSI-2 /
Speaker Distance
30IN
45IN
30IN
45IN
35IN
50IN
75IN
100
Milliseconds:
9
Delay Duration
70IN
55IN
70IN
55IN
65IN
50IN
25IN
IN0IN