■ Short Description The QRx-153/75 is a 15-inch three-way full-range loudspeaker system requires biamping at 500 Hz and its power handling is 400 -1600 watts LF and 150 - 600 watts HF. Horn-loaded 8-inch midrange driver is coupled to a asymmetrical 75° x 50° constant-directivity horn and operates from 500 - 1200 Hz DH7 3-inch voice coil HF compression driver is mounted on an asymmetrical 75° x 50° constant-directivity horn. Concert-proven DL15ST woofer delivers solid bass to 45 Hz in the large vented enclosure Ring-Mode Decoupling delivers pristine vocals and rich accurate mids and instrument reproduction. The 15 o trapezoidal enclosure is built of void-free grain-oriented 13-ply Birch plywood finished in Futura a sprayed-on polyurethane finish that is very rugged. Available in black or white. QRx153 comes complete with L-track rigging hardware and single-stud Ancra fittings.
■ Specifications Frequency Range (-10 dB): 42 Hz - 20 kHz Frequency Range (-3 dB) with controller amp: 50 Hz - 161 Hz Recommended High-pass frequency: - Recommended controller module (P-Series amp): M-153 Axial Sensitivity SPL 1W/1m (Biamp operation): 95/105 dB Max. SPL / 1m (calc.); full space: 130 dB Continuous Power Handling: 400 W/150 W/150 W Peak Power Handling (Biamp): 1600 W / 600 / 600 W Coverage (nominal -6 dB) H° x V°: 75° x 50° (asym. CD horn) LF woofer (transducer): 15” (DL12BFH) HF throat diameter (transducer): 8” MF8 MF / 3” DH7 HF Crossover Frequencies (slope in Biamp mode): 1200 Hz Nominal Impedance (Biamp mode): 8 ohms / 12 ohms / 12 ohms) Input Connections: 2 Neutrik? NL4 Dimensions (H x W at front x D): 41.5” x 18.4” x 19.12” 1240 x 467 x 485 mm Net Weight (subs without wheel kit): 97 lbs (47 kg)

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