DB Audio Raptor Proffessional User Manual page 6

T-Rex Enclosure Design
15" Subwoofer (1)
Vb..........2.00 Cubic Feet
Tun........31.47Hz F3 32Hz
Port ...... (x 2) 4"Ø (Diameter) 26.77" Length
Port Velocity........10.78%
Tb.........2.6 Cubic Feet
Material........18mm (0.709") MDF
T-Rex Enclosure Design
15" Subwoofer (2)
Vb..........1.6 Cubic Feet
Tun........33.7Hz F3 35Hz
Port .......(2x) 4"Ø (Diameter) 19.39" Length
Port Velocity........11.54%
Tb.........2.33 Cubic Feet
Material........18mm (0.709") MDF
T -R ex
17"
20"
17"
20"
5
PROFFESIONAL
11"
19.24"
23.08"
11"
19.24"
20.33"
These diagrams are for
illustration purposes only. All
dimensions are approximations.
Please refer to speaker size when
constructing enclosure.