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