LINEAR SUB 4000
LOW END BOOST FOR THE LINEAR SERIES
technical data
Characteristics
ConceptPassive subwoofer
Cabinet principleBand pass
Power handling RMS1200 W
Power handling program2400 W
Nominal impedance14 Ohms
Max. SPL average2135 dB
Max. SPL peak3137 dB
Sensitivity 1 W/1 m4106 dB
Crossover frequency100 Hz, active crossover with controller amp
Frequency range -6 dB39 Hz - X-Over
Frequency range -10 dB31 Hz - X-Over
Index
Index 1)According to EN 60268-5 (minimum value not less than 80% of nominal value)
Index 2)1 x Subwoofer @ 1 m, 10 % THD, (EN 60268-21), half space
Index 3)1 x Subwoofer @ 1 m, 10 % THD, half space
Index 4)half space
Components
Low frequency1 x 18" cone speaker, 4" voice coil
Connections
Input1 x NL4 Speakon
Output/parallel output1 x NL4 Speakon
Pin assignment1+/-, 2+/-, switchable
Amping/Presets
Lab.gruppenIPX Series, IPD Series, Lake
Amping/Filter Sheets
Lab.GruppenIPX Series, IPD Series (limiter settings incl.)
Mechanical data
Cabinet features/rigging2 x pole mount M20
Carrying handles8 x HK Audio MultiGrip
Cabinet materialBirch plywood
Cabinet surfaceacrylic enamel
ColorJet black (RAL 9005)
Front grilleSteel front grille, backed with acoustic foam
Dimensions (W x H x D), metric91 x 51 x 81 cm
Dimensions (W x H x D), imperial35-13/16 x 20-3/32 x 31-7/8 inch
Weight, metric57.1 kg
Weight, imperial125.9 lbs
LINEAR SUB 4000 is a powerful 18-inch double-vented bandpass subwoofer. It is compatible with all LINEAR 5 full-range and mid/high models and delivers powerful low-frequency sound from 30 to 100 hertz.
The bass is the recommended addition to the long-throw power package LINEAR 5 LTS. As a subwoofer extension to the existing LINEAR SUB 2000, it delivers powerful low bass when used with the optional crossover. Filter presets for Lab.gruppen IPD and PLM 12K44 controllers are available.