The HK Audio L Sub 1800 A Active Subwoofer is an active 1200W 18" bass reflex subwoofer featuring a maximum sound pressure level of 133dB. The L Sub 1800 A packs a powerful punch whilst offering a highly precise playback and impressive low end. These features make this powered sub the ideal add-on to mid/high units from the Linear 3 Series when a dynamic and crisp bass response is needed. This compact powered subwoofer features a rugged wood enclosure with adjustable X-over frequency and integrated HK Audio MultiGrips.
The main features of the HK Audio L Sub 1800 A Active Subwoofer include:
Max SPL: 130 dB Half-Space (@ 10% THD)
Max SPL Peak: 132 dB Half-Space (@ 10% THD)
Max SPL Calculated: 133 dB Half-Space
Frequency Response +/- 3 dB: 42 Hz – X-Over
Frequency Response -10 dB: 38 Hz – X-Over
Power Rating: 1200W
Amplifier: Class D
Active Protection Circuits: Under-Voltage, Thermal, Short Circuit, And Over-Current Protection, Subsonic 24 dB/Oct. Peak Limiter
LF Speaker: 1x 18"
Cut-Off Frequency Active: 100/120 Hz Variable with 24 dB/Oct
Connections: 2x XLR Combo In Balanced, 2x XLR Thru Balanced, 2x XLR-Mid/High Out
Input Sensitivity: +4 dBu @ Gain Centre-Notched
Pole Mount: 1x M20 (K&M)
Handles: 4x HK Audio MultiGrip
Enclosure: MDF 16mm
Grille: 2mm Metal Grille Backed with Black Acoustic Foam