Loa siêu trầm 18"

System’s Acoustic Principle: Manifolded Transmission Line
Frequency Responce (±3dB): 30 Hz - 92Hz (Processed)
Maximum Peak SPL @ 1m: 143 dB
TRANSDUCERS    
Type: Two 18” (460mm), 4” (100mm) VC
Cone: Water repellent cone and epoxy coated plates
Voice Coil Type: 100mm (4in) Tetracoil dual voice coil, equivalent to a single coil diameter larger than 152mm (>6in)
Suspension: Ultra linear suspension behavior
ELECTRICAL
Input Impedance: 20 kΩ balanced, 10 kΩ unbalanced
Input Sensitivity:  +4dBu / 1.25 V
Signal Processing: CORE processing, 96kHz / 40bit floating point SHARK DSP, 24 bit  AD/DA converters
Direct access Controls:  4 Presets (Standard/InfraSub/Cardioid/ User), Network Termination button, GND Link button
Remote Controls: PRONET control software
Network protocol: CANBUS 
Amplifier Type: Class D with SMPS and PFC, Variable Switching Frequency
Output Power: 4000W 
Mains Voltage Range (Vac): 90 - 260V 50/60Hz
IN / OUT Connectors: Neutrik XLR-M / XLR-F
IN / OUT Network Connectors: ETHERCON®(NE8FAV)
Mains Connector: PowerCon® (NAC3MPA)
Cooling: Variable speed DC fan
ENCLOSURE & CONSTRUCTION    
Width: 1215 mm (47.87”)
Height: 590 mm (23.24”)
Depth: 950 mm (37.43”)
Depth Including Wheels: 1050 mm (41.37”)
Enclosure Material: 15mm, reinforced phenolic birch
Paint: High resistance, water based paint
Wheels: 4 heavy-load 100mm ø
Net Weight: 121.2 Kg (267.2 lbs)