Revel sub30 ユーザーガイド

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Figure 14. Preferred placement
of two REVEL ULTIMA SUB
30 subwoofers in diagonally-
opposite corners of a room.
SYSTEM OPTIMIZATION
GENERAL PLACEMENT GUIDELINES (Continued)
For best results, place the REVEL ULTIMA SUB 30 near solid
walls to reinforce bass response, and avoid windows which can
rattle and transmit sound to the outside world.
If you plan to use two REVEL ULTIMA SUB 30 subwoofers
and you cannot make high-resolution measurements, try placing
the subwoofer systems at diagonally-opposite corners or at the
mid-points of opposite walls, as shown in Figure 14. Moreover,
use a modeling program or trial-and-error measurements to 
further determine the best locations that will minimize response
dips due to standing wave cancellation. 
•  The smoothest low frequency response with the most consistent
sound throughout the listening area can be achieved through
the use of four properly-placed REVEL ULTIMA SUB 30
subwoofers (see Figure 14 above). The flattest response is usual-
ly obtained by placing one pair at the mid-way point of the 
opposite front and back walls, and a second pair at the mid-way
points of the side walls. Use in-room measurements to fine-tune
the locations to account for variations in construction among
the room walls. 
REVEL ULTIMA SUB 30
Owner’s Manual
24
Listening Position
(e.g., on couch)
SUB 30
Subwoofer
SUB 30
Subwoofer
   Subwoofer
 Subwoofer  
 Subwoofer
SUB 30
SUB 30
L Speaker
(alternate placement)
(alternate placement)
SUB 30
Subwoofer
(alternate placement)
(alternate placement)
(alternate
placement)
(alternate
placement)
R Speaker
Subwoofer
Subwoofer
SUB 30
SUB 30
SUB 30