HK Audio Linear Sub 4000 A 1200W 18 Inch Dual Vented Bandpass Active Subwoofer

LINEAR SUB 4000 A is a powerful 18 dual vented band pass subwoofer. It is compatible with all LINEAR 5 full-range speakers and mid/high units and delivers an impressively powerful low-frequency response from 30 to 100 Hertz. The subwoofer is the recommended extension to the LINEAR 5 LTS A long-throw powerhouse. It can also be used as a sub-low extension to the existing LINEAR SUB 2000 (A), delivering powerful low bass in the range of 30 to 70 Hertz.

Technical Specifications

Max. SPL @ 10% THD
135 dB half space (41 Hz - 110averaged)
Max. SPL peak @ 10 % THD
137 dB half space
Frequency response +/-3 dB
39 Hz - X-Over
Frequency response -10 dB
31 Hz - X-Over
Power amp output (peak power)
1200 W
Amp type
Class D
Active protection circuits
Under voltage-Protection, Thermo protection, Short-Circuit-Protection, Overcurrent-Protection, Subsonic 24 dB/Oct., Peak-Limiter
LF driver
1x 18”, 4” voice coil
Active crossover frequency
100 Hz / 120 Hz variable with 24 dB/Oct.
Analog inputs
2x XLR combo balanced
Analog outputs
2x XLR Thru balanced, 2x XLR Mid/High Out
Input sensitivity
+4 dBu @ Gain center-notched
Mains connector
1x IEC socket with V-Lock cord retainer
Power consumption
3.3 A / 220-240 V (6.6 A / 100-120 V) nominal according to EN 60065
Pole mount
2x M20
Carrying handles
8x MultiGrip
Housing
Birke-Multiplex
Finish
Black acrylic enamel
Front grille
2 mm metal grille backed with black acoustic foam
Dimensions (WxHxD)
91 x 51 x 81 cm 35-3/4 x 20 x 31-25/32”
Weight
59 kg / 130.1 lbs