HK Audio LINEAR 5 MKII 118 Sub A
HK Audio
The LINEAR 5 MK2 118 Sub A is a high‑output active bass‑reflex subwoofer designed to deliver deep, controlled low‑frequency performance for professional sound reinforcement. Built from durable birch multiplex and equipped with an 18‑inch woofer, it provides powerful, dry, and defined bass that forms a solid foundation for LINEAR 5 MK2 systems. With selectable cardioid presets, stereo preamplifiers for simplified 2.1 setups, and extensive DSP control, it offers exceptional flexibility for live sound, rental, and installation environments.
Key features
| System type | Active bass‑reflex subwoofer |
| Driver | 18" woofer with 4" voice coil |
| Amplifier power | 1000 W RMS / 2000 W peak |
| Max SPL | 131 dB peak |
| Frequency range | 42 Hz – 100 Hz (‑6 dB) |
| DSP functions | 10‑band EQ, LPF, polarity, delay, limiter, mute |
| Filter presets | Front, Cardioid 1:1 vertical, Cardioid 1:1 horizontal, Remote |
| Inputs/Outputs | 2× XLR/jack combo, 2× XLR thru, 1× XLR DSP out, Ethernet |
| Cabinet construction | Birch multiplex with steel grille |
| Mounting options | M20 stand flange |
| Dimensions (W×H×D) | 550 × 560 × 685 mm |
| Weight | 41.6 kg |
Overview
The LINEAR 5 MK2 118 Sub A is engineered to deliver uncompromising low‑frequency performance with precision and authority. Its birch multiplex cabinet ensures rigidity and minimal resonance, while the steel grille with anticorrosive coating protects the internal components. The selectable cardioid presets allow effective rear‑attenuation of bass energy, making it suitable for stages, indoor venues, and noise‑sensitive environments. Stereo preamplifiers simplify 2.1 system setups, and the extensive DSP suite provides full control over tuning and system integration. Whether used as a standalone subwoofer or as part of a larger array, it offers powerful, reliable bass reinforcement for demanding applications.
Included Accessories
- Power cable
- User documentation
Included Software
- Built‑in DSP with 10‑band EQ and selectable cardioid presets
- Network‑enabled remote control functions (via internal DSP)