Overview
JBL's MTC-300BB12 Three-Cubic-Foot Backbox features extra-thick 16-gauge metal construction and a thick resonance-eliminating lining that also provides extra bass response. Made for the Control 300 Series 12" Drivers, this backbox has a dual-mounting system for baffle and knockouts on all four sides.
This back box has a five-year warranty from JBL Professional.
Features
- Extra-thick 16 gauge metal construction.
- Lined with 12 mm (½ inch) thick MDF to eliminate resonances and to provide extra bass response.
- Knockouts on top and all four sides.
- Dual mounting system for baffle.
- Mounting platform for an optional high-power 70V/100V transformer.
Specs
| External Volume | 3 cu ft, nominal | |
| Internal Volume | 2.4 cu ft. | |
| Knockouts | 22.1 mm (0.87 in) diameter opening Five (5) locations: 1 on top panel 1 on each side and end |
|
| Height | 308 mm (12.1 in) above ceiling 324 mm (12.6 in) total height |
|
| Width | 587 mm (23.1 in) | |
| Depth | 461 mm (18.2 in) cabinet 505 mm (19.9 in) including side tabs |
|
| Ceiling Cut Out | 378 x 378 mm (14.9 x 14.9 in) | |
| Shipping Weight | 23.1 kg (51 lbs) |
