Loa siêu trầm JBL STX 828S

Loa siêu trầm JBL STX 828S

Thông số kỹ thuật Loa siêu trầm JBL STX 828S

+ Frequency Range (-10 dB): 32 Hz – 250 Hz
+ Frequency Response (±3 dB): 37 Hz – 120 Hz
+ Input Connection Modes: Switchable, +1/-1 or +2/-2 Internally selectable, Parallel or Discrete
+ Recommended Crossover Frequencies: 30 Hz, 24 dB / octave HP 80 Hz, 24 dB / octave LPF
+ Power Rating (Continuous (*1) / Program / Peak): Parallel: 2000 W / 4000 W / 8000 W
+ Maximum SPL(**2): 138 dB SPL peak
+ Sensitivity (1w @ 1m): 99 dB SPL
+ LF Driver : 2 x JBL 2242H 457 mm (18 in) Super Vented Gap Cooled™ woofers
+ Nominal Impedance: Parallel: 4 ohms
+ Discrete: 8 ohms x 2
+ Active Tunings: Designed for Crown amplifiers and dbx DriveRack.
+ Finish: Black DuraFlex finish
+ Input Connectors: Neutrik® Speakon® NL-4 (x2)
+ Dimensions (H x W x D): 564 mm x 1137 mm x 714 mm (22.2 in x 44.8 in x 28.1 in)
+ Net Weight: 82 kg (180 lb)