Audax PR170Z0 - 170mm Midrange - Professional line - HDA

Audax  PR170Z0 - 170mm Midrange - Professional line - HDA cone - 8 ohm

High Definition Aerogel Cone, Very high efficiency (99 dB), Rubber impregnated textile suspension, Ultra stiff die cast chassis, Kapton voice coil former, Flat CCAW voice coil, Gold plated terminals, Black zinc passivated top / bottom plate for high heat dissipation.

General

 Product type : Cone driver

 Brand : Audax

 Manufacturer reference : PR170Z0

Informations

 Nominal impedance : 8 ohm

 Dimensional category : 7.5 inch

 Manufacturer sensitivity : 99 dB

 Calculated sensitivity : 98.16 dB

 Nominal power handling : 100 W

Fundamental parameters

 Sd : 140 cm²

 Mms : 6.2 gr

 Cms : 900 µm/N

 Le : 0.73 mH

 Re : 6.2 ohm

 BL : 10 T.m

Small signal parameters

 Fs : 185 Hz

 Qes : 0.49

 Qms : 2.19

 Qts : 0.4

 Vas : 3.31 L

Datas

 Flux density : 1.4 T

 Xmax : ±0.5 mm

 EBP : 378 Hz

 Zmin : 6.8 ohm

 Fs / Qts : 463 Hz

 Vas * Qts² : 0.53 L

 Calculated efficiency : 4.11 %

 Weight : ~2.9 kg

Dimensions

 Voice coil diameter : 1.57 inch

 Winding depth : 7 mm

 Gap height : 6 mm

 Outside diameter : 190 mm

 Front thickness : 8 mm

 Depth after front : 76 mm

 Diamètre aimant (mm) : 124.6 mm

Shape & Materials

 Front chape : Cylindrical

 Magnet type : Ferrite

 Winding material : CCAW (Copper-clad aluminium wire)

 Voice coil former : Kapton

 Surround material : Cloth + Rubber