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Haut-Parleur de Grave 30W 4Ω 88dB 85Hz - 13500Hz Ø10.2cm
Dayton Audio's Reference Series speakers are now available with a paper cone. This combines natural paper pulp, synthetic Kevlar and fiberglass to create a non-woven fiber composite material that offers the perfect combination of detailed, soft and dynamic sound with a modern, classy design.
Specifications | |
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Speaker driver type | Woofer |
Nominal diameter | Ø101.6mm (4") |
Power | RMS : 30W Max : 45W |
Impedance | 4Ω |
Frequency response | 85Hz - 13500Hz |
Sensitivity | 88.5dB @ 2.83V/1m |
Voice coil diameter | Ø25.4mm (1") |
Weight | 635g |
Thiele-Small Parameters | |
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Resonant frequency (Fs) | 84.8Hz |
DC Resistance (Re) | 3Ω |
Voice coil inductance (Le) | 0.26mH |
Mechanical quality coefficient (Qms) | 2.67 |
Electromagnetic quality coefficient (Qes) | 0.67 |
Total quality coefficient (Qts) | 0.54 |
Compliance equivalent volume (Vas) | 0.07 ft.³ |
Mechanical compliance of suspension (Cms) | 0.95mm/N |
Force factor (BL) | 2.95Tm |
Diaphragm mass inc. airload (Mms) | 3.7g |
Maximum linear excursion (Xmax) | 4mm |
Surface area of cone (Sd) | 36.3cm² |
Materials | |
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Cone material | Paper Kevlar |
Surround material | Rubber |
Basket / Frame material | Cast Aluminium |
Magnet material | Ferrite |
Mounting informations | |
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Overall outside diameter | Ø98mm (3.86") |
Cutout diameter | Ø77.2mm (3.04") |
Depth | 50.8mm (2") |
Bolt circle diameter | 89.9mm (3.54") |
number of mounting holes | 6 |
Optimum cabinet size (Measured with BassBox 6 Pro) | |
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Sealed volume | 0.05ft³ |
Sealed F3 | 124Hz |
Vented volume | 0.12ft³ |
Vented F3 | 60Hz |
Speaker Power (W RMS) | 30 |
Speaker Type | Woofer |
Impedance (Ω) | 4 |
Loudspeaker diameter (mm) | 102.0 |
Diaphragm type | Paper |
Diaphragm type | Kevlar |
Efficiency / Sensitivity (dB) | 88.0 |
Max Linear Excursion (Xmax) (mm) | 4.0 |
Lowest frequency (Hz) | 85 |
Highest frequency (Hz) | 13500 |