Pride M20.15 S1

1Ω

Subwoofer

Nominal diameter	15″ / 397 mm
Resonance	26.7 Hz
Q factor	0.33
Sensitivity	88.3 dB
Linear excursion	± 23 mm
Program Power	4000 W

Pride M20.15 S1 Subwoofer

Specifications

Sensitivity (1W, 1m, infinite baffle) SPL1W 88.3dB

Thiele & Small parameters

Resonance frequency (free air) fS 26.7Hz
Mechanical quality factor QMS 4.76
Electrical quality factor QES 0.35
Total quality factor QTS 0.33

Large signal parameters

Maximum linear excursion xmax 23mm
Air volume displaced at xmax VD 1944cm³
Power handling P 2000W
Program power Pmax 4000W

Voice Coil

Nominal impedance Z 1Ω
DC resistance RE 0.3Ω
Inductance (1kHz, estimated) LE 0.41mH
VC Diameter 81.3mm
Winding material round copper

Magnet

Force factor Bl 8.7N/A
Motor constant Bl/√RE 15.9N/√W
Diameter 210mm
Height 54mm

Diaphragm

Effective diameter 328mm
Effective area SD 845cm²
Moving mass MMS 481g
Moving mass (without air load) MMD 463g
Material Paper with glass fiber

Suspensions

Stiffness KMS 16.4N/mm
Compliance CMS 61µm/N
Equivalent volume to the compliance VAS 61.7L
Mechanical resistance RMS 17N·s/m

Dimensions

Nominal diameter 15″
397mm
Overall diameter 397mm
Baffle cutout diameter 370mm
Mounting depth 200mm
Volume occupied by the driver 5L
Net weight 18.6kg
Frame material Aluminium

Pride M20.15 S1 Dimensions

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