12
Physical Construction
Upper & Lower
Braces
3
⁄16
" Steel,
ASTM A36
3
⁄8
"-16 Reinforcement
Rods, B7 Alloy Steel
Fluid-Cooled High
Frequency Driver,
4-inch Diaphragm
(2-inch Throat)
Fluid-Cooled Back-
Vented 12-inch Cone
Low-Frequency Driver
3
⁄8
" Plywood
Top & Bottom
3
⁄16
" inch ASTM A36
Steel Support Channel
11 Ga. Steel
Side Braces
Resonance-
Damping Foam
Bracing Fastened With
3
⁄8
"-16 Grade B Steel
Flathead Socket Screws
(32 Total)
Pivoting Lift Ring
1500 lb. Load Capacity,
5:1 Safety Factor
(12 places)
High-Frequency
Horn Section
Flare-Adjusting
Foam Bullet
Low-Frequency
Vent
Low-Frequency
Horn Section
5
⁄8
" Plywood Sides
Dimensions
All units in inches
3.1
26.9
14.0
0.5
30.4
42.5
42.8
32.3
12.5
22.0
C.G.
29.4 Ref
C.G
.
12.5
24.2
32.2
7.4
Top
Front
Side
1.6
(Rigging Typ, both ends)
