CCLi-SUB Architectural specifications The loudspeaker shall be a flyable compact high performance, passive cardioid subwoofer. It shall consist of two long excursion neodymium drivers in an integrated cardioid setup: a 15" driver in a bass-reflex design shall facing to the front and a 10" driver in a 2-chamber bandpass design shall radiating to the rear. The arrangement and tuning shall provide a cardioid dispersion pattern using a single amplifier channel. The loudspeaker shall only be operated by a dedicated, compatible controller amplifier. The cabinet enclosure shall be made from marine plywood with an impact resistant paint finish. The front driver shall be protected by a rigid metal grill backed by an acoustically transparent foam. The connection panel on the back shall be recessed and fitted a 4-pin Phoenix connector. A cover plate which accepts single PG cable gland (Type PG13.5 for cable diameters from 6 - 12 mm) shall be available upon request. The cabinet shall incorporate a three point rigging system for the assembly of vertical columns in connection with dedicated flying frames. The power handling capacity shall be 500 W RMS and 1200 W peak (10 ms). The frequency response (–5 dB) measured on axis shall be 39 Hz to 150 Hz with a maximum sound pressure of at least 132 dB. The dimensions (W x H x D) shall not exceed 590 x 457 x 835 mm (23.23" x 18" x 33") and shall weigh no more than 42.4 kg (93.5 lb). The loudspeaker shall be the CCLi-SUB by: d&b audiotechnik GmbH & Co. KG.