Product Overview
The QUARTZ-R is a very high output concert INFRA™ subwoofer system designed to minimize the space required to obtain extremely high level and high fidelity Extended low frequency output. The QUARTZ-R provides perfectly flat response down to 8 Hertz when used in conjunction with the 8 Hertz Integrator or down to 18 Hertz when used with the INFRA-M Integrator. The QUARTZ-R includes casters, handles, feet and pole mount adapters for support of upper range speakers.
Applications
- Concert PA systems
- Auditorium Reinforcement
- Discotheque Subwoofer
- Cinema Subwoofer
Specifications
- Enclosure: 18 mm 13-ply birch plywood
- Low Frequency Transducers: 4 - 18" INFRA cone, 3" Voice coil, 120 oz. Magnet
- Input Connectors: 2 - Connector plates with: Dual Banana and Neutrik Speakon, Custom connector configurations available
- Grille: 14 Gauge black powder coated perforated steel in an extruded aluminum frame with weather seal
- Standard Hardware: 8 - Recessed handles, 4 - 3 1/2" Casters, 2 - 35 mm Pole mount adapters, 16 - Machined aluminum speaker mounting clamps, 4 - UHMW polyethylene feet
- Optional Hardware: Rigging points
- System Type: INFRA 4 - Sealed chambers (3 cu. ft. each)
- Impedance: 4 Ohms each input
- Crossover Network: Requires INFRA Integrator
- Recommended Crossover Frequency: 80 Hz
- Frequency Response: 18 Hz to 65 Hz +/-2 dB (2 pi Steradians, with 8 Hertz Integrator)
- Sensitivity: 99 dB SPL @ 45 Hz (1W @ 1m)
- Power Handling: 1600 W continuous program
- Finish: Black textured paint
- Dimensions: 40"h x 30"w x 31"d, Trapezoidal, 60 degree taper per side
- Weight: 237 lbs.
- Shipping Dimensions: 45" x 35" x 39"
- Shipping Weight: 289 lbs.