Martin Audio Blackline XP118 Powered Subwoofer
Daily Hire: £50 | Weekly Hire: £150
Acoustic & Output
Type: Compact, self-powered subwoofer with onboard amplification and DSP.
Frequency Response: 42 Hz – 150 Hz ±3 dB (-10 dB @ 38 Hz).
Driver: 1 × 18″ (460 mm) long-excursion LF driver with 4″ (100 mm) voice coil, ferrite magnet.
Max SPL: 131 dB continuous / 137 dB peak (half-space).
Dispersion: Omnidirectional (low frequencies).
Crossover: 100 Hz active (internally managed).
Inputs & Processing
Inputs: 2 × XLR/¼″ combo connectors (Mic/Line).
Input Impedance: 8 kΩ balanced / 1 MΩ unbalanced (¼″ TS).
Mix Output: 1 × male XLR (600 Ω balanced).
Internal DSP: 3-band input EQ + 4 speaker EQ presets (including presets for pairing with XP12/XP15 and cardioid options).
Protection: Peak & RMS limiting, thermal protection.
Amplifier
Type: Class D, Bridged-Tied Module (BTL).
Peak Output Power: 2000 W total.
Efficiency: ~89 % average.
Cooling: Passive convection cooling.
Max Ambient Temp: 35 °C / 95 °F for full output.
Power & Protection
Power Supply: Universal 100–240 V AC (50–60 Hz).
Max Consumption: ~1000 W.
Mains Connector: 3-pin IEC.
Enclosure & Physical
Cabinet: Birch/poplar plywood, black textured finish.
Grille: Black perforated steel.
Fittings: 16 × M10 flying inserts, 35 mm pole-mount socket, ergonomic handles, provision for castors.
Dimensions: 662 × 536 × 640 mm (W × H × D).
Weight: 44 kg (97 lbs).
