HK Audio Linear 5 MKII 118 Sub A
Best powerful bass for professional live sound reinforcement.
This active bass reflex subwoofer is engineered to deliver powerful and deep low-end frequencies for professional audio setups. It boasts an 18-inch woofer and a 1000W Class-D amplifier, producing up to 131 dB of maximum sound pressure. The integrated DSP offers extensive sound customization, including a 10-band EQ and various presets for optimal performance in different environments. Its durable birch multiplex cabinet and M20 stand flange ensure reliability and ease of integration into PA systems, making it a versatile choice for live sound and installations.
$1645.00
More Linear 5 Options
Owner Satisfaction
4.6
/ 5
Category Rank
3383
/ 11828
#3383 in Speakers
Price vs Category Average
-6%
Below average
Drivers
184
/ " woofer with " voice coil
Who it's for
- Live sound engineers needing powerful, clear bass for large events
- Audio professionals seeking flexible sound shaping and system integration
- Touring musicians and rental companies requiring dependable, long-lasting equipment
Who should skip it
- Solo performers or small crews prioritizing easy, single-person transport
- Budget-conscious buyers or hobbyists seeking more affordable sound solutions
- Users with limited stage space or compact venue requirements
Performance breakdown
Low-end output
The 18-inch driver delivers authoritative, room-filling bass for demanding professional environments.
DSP versatility
Extensive onboard processing allows for precise tuning without needing external hardware.
Build durability
Birch multiplex construction ensures long-term reliability for frequent touring and heavy use.
Directional control
Integrated cardioid presets effectively manage low-frequency dispersion for cleaner stage sound.
System integration
Ethernet connectivity and standard mounting options make setup seamless in complex rigs.
Power efficiency
Class-D amplification provides high-impact performance while maintaining a manageable thermal footprint.
Key Specs
Drivers
18" woofer with 4" voice coil
Amplifier
1000 W Class-D
Maximum SPL
131 dB
Frequency Range
38 - 120 Hz (+/- 10 dB)
DSP Functions
Fully parametric 10-band EQ, low-pass filter, polarity, level, delay, limiter, mute
Filter Presets
Front, Cardioid 1:1 vertical, Cardioid 1:1 horizontal, Remote
Connectivity
2x XLR/6.3 mm jack combo input, 1x Ethernet In, 1x Ethernet Thru, 2x XLR Thru, 1x XLR DSP Out
Mounting
M20 high stand flange
Know before you buy
The integrated DSP allows you to fine-tune your sound without external processors. It features a 10-band parametric EQ, delay, and limiter, enabling you to optimize the bass response for specific room acoustics or speaker configurations.
Yes, the Linear 5 MKII 118 Sub A includes built-in cardioid presets. These settings allow you to easily configure multiple subwoofers to direct sound toward the audience and away from the stage, significantly reducing unwanted low-frequency buildup behind the speakers.
You can manage the DSP settings remotely by connecting the subwoofer to your network via the integrated Ethernet ports. This allows for convenient adjustments to EQ, delay, and other parameters from a computer rather than accessing the back panel directly.
Absolutely. Its durable birch multiplex cabinet is designed to withstand the rigors of professional use, and the included M20 stand flange makes it easy to mount satellite speakers securely for a clean, stable installation.
The subwoofer features two XLR/6.3 mm jack combo inputs, providing flexibility for various professional audio sources. It also includes XLR Thru outputs for daisy-chaining additional speakers and a dedicated XLR DSP output for further signal routing.
The unit weighs 41.6 kg (approximately 91.7 lbs). While it is a substantial piece of equipment, it is equipped with two integrated handles to assist with lifting and positioning during setup.
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