Product Description
L SUB 4000
Powerful and versatile 18” subwoofer, power handling program: 2400W, 31Hz – X-Over, 137dB half space, 1 x 18” (4 ohms) with 4” voice coil, birch multiplex 15/18mm, 9/13 ply
Description
L SUB 4000 – A LOW-END BOOST FOR THE LINEAR SERIES
L SUB 4000 is a powerful 18” double vented bandpass subwoofer. 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 when required (optional frequency separation). Filter presets are available for Lab.gruppen IPD and PLM 12K44 controllers.
- Powerful and versatile 18” subwoofer
- Rugged wooden enclosure of birch multiplex: 15/18 mm, 9/13 ply
- Power handling program: 2400 W
- 31Hz – X-Over
- 137 dB half space
- 1 x 18” speaker with 4” voice coil
- Compatible with all LINEAR 5 fullrange speakers and mid/high units
Ideal add-on for setups using LINEAR 5 LTS A
- Sub-low add-on to LINEAR SUB 2000
- Filter presets available for Lab.gruppen IPD and PLM 12K44 controllers
- Made in Germany
Techn. Data
| Power-handling nominal (RMS) | 1200 W |
| Power-handling, program | 2400 W |
| Power-handling, peak | 4800 W |
| Nominal impedance | 4 ohms |
| Max SPL | 135 dB half space (@ 10% THD) |
| Max SPL peak | 137 dB half space (@ 10% THD) |
| Sensitivity 1W/1m | 106 dB half space |
| Frequency response +/- 3 dB | 39 Hz - X-over |
| Frequency response -10 dB | 31 Hz - X-over |
| LF Speaker | 1x 18" (4 ohms) with 2.5" voice coil featuring advanced ventilated voice coil gap (Neodymium) |
| Crossover frequency | 100 Hz, active X-over with controller amp (can be set lower when used as a sub-low) |
| Connections | 2x Speakon NL4, pin assignment switchable between 1+/1- and 2+/2- |
| Pole mount | 2x M20 |
| Handles | 8, integrated |
| Casters | optional 100 mm |
| Enclosure | Birch multiplex |
| Grille | 2 mm metal grille backed with black acoustic foam |
| Finish | Acrylic enamel, black |
| Optional accessories | Protective cover, M20 Distance Pole Add-On, 100 mm casters, Wheelboard, TiltUnit |
| Dimensions (WxHxD) | 91 x 51 x 81 cm |
| Weight | 57.1 kg / 125.9 lbs |
Accessories
Double flange plate. For attaching two distance poles with M20 threads to one subwoofer. Delivers acoustically correct, horizontal clusters of L5 LTS units in stacking setups.
Padded covers are available as optional accessories for all Linear SUB models. was last modified: August 3rd, 2018 by HK Audio
Professional wheel board for L SUB 4000 (A). Four 100 mm casters (two with braking mechanisms), two integrated handles. was last modified: August 3rd,...
