JBL SRX828S - Dual 18-inch Passive Subwoofer (ลำโพงซับวูฟเฟอร์แบบ Passive ขนาด 18 นิ้ว)

JBL SRX828S

Dual 18-inch Passive Subwoofer 

SRX828S is a dual 18” subwoofer for concert, touring, or installed use. Featuring a wide stance for splaying top boxes, indexing feet for stacking in both the standard and cardioid position, and a 141dB max SPL, the SRX828S is an ideal solution for musicians, bands, and DJs, concert use, public speaking, or installations such as performance venues, corporate spaces, educational facilities or houses of worship. Tunings and presets are available for Crown ITech HD.

 
 
คุณสมบัติ
 
Premium JBL Transducers
Rugged, versatile enclosures
Tunings available for Crown amps and dbx signal processors
Fully supported in Audio Architect
Power Handling: 4800W Peak, 2400W Program, 1200W Continuous
Frequency Range: 30Hz-150Hz
Frequency Response: 47Hz-150Hz
Max SPL: 135dB (Peak)
Amplification options: Passive
2x 2279 LF 8 Ohm 18” Woofer

ข้อมูลจำเพาะ
 
System Type
Passive dual 18”, subwoofer system
Maximum SPL Output
129dB (Continuous), 135dB (Peak)
Frequency Range (-10 dB)
30hz - 150hz
Frequency Response (-3 dB)
47Hz - 120Hz
Sensitivity
98dB
System Power Rating
4800W Peak, 2400W Program, 1200W Continuous
Nominal Impedance
4 Ohm
Inputs
NL4 Input, NL4 Loop-thru (+/-1 or +/-2 Selectable)
Operational Modes
Passive
LF Driver
(2x) JBL 2279H
Crossover Frequency
80hz
Enclosure
18mm Duraflex coated plywood
Casters
Accepts JBL WK-4S Kit
Handles
8
Finish
Obsidian Duraflex™ finish
Grille
Powder coated, Obsidian, 14-gauge perforated steel with acoustically transparent black cloth backing
Dimensions (H x W x D)
681mm x 1205mm x 574mm (26.79in x 47.42in x 22.57in)
Weight
137.0 lbs (62.1g)
Shipping Weight
147.0 (66.5kg)