Martin Audio Blackline X15

Description Featuring a powerful 15″ (380 mm) LF driver with a 3″ (75 mm) voice coil, and a 1″ (25 mm) exit HF compression driver with a 1.75″ (44 mm) polyimide diaphragm for extended high-frequency response. Features High-power, passive two-way system Symmetrical multi-angle plywood enclosure User-rotatable 80° × 50° horn Vertical and horizontal orientation Screw-free, cloth-backed perforated steel grille Integral ergonomic handle Pole-mount bung maintains clean lines 8 Ω nominal impedance Twin NL4 connectors Flexible mounting options via M8 inserts Specifications Type High-power, passive two-way system Frequency Response 55 Hz – 20 kHz (±3 dB); −10 dB @ 45 Hz Driver LF: 15″ (380 mm) / 3″ (75 mm) voice coil, ferrite motor system HF: 1″ (25 mm) exit / 1.7″ (44 mm) voice coil, polyimide dome compression driver Rated Power 400 W AES, 1,600 W peak Sensitivity 99 dB Maximum SPL 125 dB continuous, 131 dB peak Nominal Impedance 8 Ω Dispersion (−6 dB) 80° H × 50° V (user-rotatable) Crossover 2.2 kHz passive Enclosure Multi-angle birch / poplar ply Finish Black textured paint Protective Grille Black perforated steel with scrim cloth backing Connectors 2 × NL4 type Pin Connections (Input) 1 / 1− Pin Connections (Link) 1± → 1± Fittings 19 × M8 inserts; pole-mount socket; 2 × bar handles Dimensions W 427 × H 690 × D 419 mm W 16.8 × H 27.2 × D 16.5 in Weight 24 kg (52.9 lb) Accessories Eyebolts