PHL audio 4071NdS-19

NdS-19

Coaxial

Nominal diameter	12″ / 300 mm
Resonance	46 Hz
Q factor	0.12
Sensitivity	97.9 dB
Linear excursion	± 6 mm
Program Power	1000 W

PHL audio 4071NdS-19 Coaxial

Specifications

Sensitivity (1W, 1m, infinite baffle) SPL1W 97.9dB
Frequency response 50 - 2500Hz

Thiele & Small parameters

Resonance frequency (free air) fS 46Hz
Mechanical quality factor QMS 4.99
Electrical quality factor QES 0.12
Total quality factor QTS 0.12

Large signal parameters

Maximum linear excursion xmax 6mm
Maximum excursion before damage xlim 16mm
Air volume displaced at xmax VD 296cm³
Power handling P 500W
Program power Pmax 1000W

Voice Coil

Nominal impedance Z 8Ω
DC resistance RE 5.0Ω
Inductance (1kHz) LE 1.29mH
VC Diameter 77mm
Winding height HVC 17.5mm

Magnet

Force factor Bl 28.6N/A
Motor constant Bl/√RE 12.8N/√W
Air gap height HAG 12mm
Diameter 138mm
Material Neodymium

Diaphragm

Effective diameter 251mm
Effective area SD 493cm²
Moving mass MMS 69g
Moving mass (without air load) MMD 61.1g

Suspensions

Stiffness KMS 5.88N/mm
Compliance CMS 170µm/N
Equivalent volume to the compliance VAS 59L
Mechanical resistance RMS 4N·s/m

Dimensions

Nominal diameter 12″
300mm
Overall diameter 307mm
Baffle cutout diameter 282mm
Overall depth 162mm
Flange thickness 13mm
Mounting depth 149mm
Volume occupied by the driver 2.1L
Net weight 6.2kg

PHL audio 4071NdS-19 Dimensions

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