HK Audio LSUB4000A Linear 5 Powered Subwoofer
L Sub 4000 A is the flexible new 18" subwoofer from HK Audio. Compatible with all Linear 5 fullrange speakers and mid/high units, its powerful low end - ranging from 30 to 100 Hertz - is totally and powerfully impressive. L Sub 4000 A can also serve as a sub-low add-on to Linear Sub 2000 to beef up the bottom end in the range of 30 to 70 Hertz.
Features:- Powerful and Versatile 18" subwoofer
- Birch Multiplex 15/18 mm, 9/13 ply
- 1200W
- 31 Hz - X-Over
- 137 dB half space
- 1x 18" (4 ohms) with 4" Voice Coil
- Compatible with all Linear 5 fullrange speakers and mid/high units
- Sub-low add-on to Linear Sub 2000
- Max SPL: 135 dB half space (@ 10% THD)
- Max SPL peak: 137 dB half space (@ 10% THD)
- Max SPL calculated: 138 dB half space
- Frequency response +/- 3 dB: 39 Hz - X-Over
- Frequency response -10 dB: 31 Hz - X-Over
- Power Rating: 1200W
- Subwoofer amplifier: 1200W @ 4 ohms
- Amplifier: Class D