Alpine SPX-Z18T - Technical Specifications; System Specifications; Driver Specifications

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Specifications / Spécifications
System
Type Component 3-way speaker
Power Handling (peak/RMS) 200/50W
Impedance 4 Ω
Frequency Response 35-60 kHz
Net Weight 11 kg
Drivers
Woofer
Midrange
Sealed box
Recommended Volume (Butterworth)
0.8 ltr.23ltr.
Thiele/ Small
ReDC
Fs
Qts
Qms
Qes
Vas
Sd
Le
Cms
Mms
Bl
3.5 ohm
34Hz
0.45
5.8
0.48
34ltr.
150cm
2
0.28mH
1.08mm/N
20g
5.6Tm
3.2 ohm
72Hz
0.35
5.5
0.37
2.7ltr.
52cm
2
0.23mH
0.7mm/N
7g
5.3Tm
3.0 ohm
520Hz
0.32
2.29
0.38
14ml
5.6cm
2
0.01mH
0.3mm/N
0.3g
2.8Tm
Mechanical
Frame Material
Magnetic Material
Diaphragm Material
Diaphragm Shape
Surround Material and Type
Speaker Weight
Magnet Weight
Magnet System Type
Depth
Cut- out diameter
Aluminium
Strontium
Wood Fiber
Cross-Cut
Low Loss Rubber
2000g
700g
Symmetric Drive
76.2mm
148mm
Aluminium
Neodymium
Wood Fiber
Cross-Cut
Low Loss Rubber
550g
75g
45.4mm
93mm
Aluminium
Neodymium
Textile
Ring Radiator
400g
80g
25.1mm
76mm
General
Speaker size
Power Handling (RMS)
Voice Coil Impedance (nom)
Frequency Response (-10dB)
Sensitivity (@ 2.83V/ 1m)
Voice Coil Diameter
Linear Excursion (Xmax)
Mechanical Excursion (p- p)
7"(18cm)
50W
4 Ω
8kHz
89dB
38mm
± 6.5mm
± 11mm
4"(10cm)
40W(>200Hz)
4 Ω
15kHz
88dB
38mm
± 3mm
± 5mm
Tweeter
1-1/2"(39mm)
40W(>5kHz)
4 Ω
60kHz
94.5dB
25mm
± 0.2mm
± 1.6mm