WF15BW /WF18BW

Features

Parameters

 Model WF15BW WF18BW
MECHANICAL SPECIFICATIONS
Overall diameter mm 394 460
Bolt circle diameter mm 374 441
Baffle cutout diameter  mm 353 421
Depth mm 167 206
Flange and Gasket mm 16 17
Net weight  kg 11.4 14.2
Shipping box (single carton box) mm 394*394*167 460*460*206
ELECTRICAL SPECIFICATIONS 
Nominal diameter   inch 15 18
Nominal impedance  Ω 6 6
DC resistance Ω 5.9 5.2
Nominal power handling (AES) W 700 900
Program power handling W 1400 1800
Sensitivity (1W/1m)    ±  2dB  95 96
Frequency range (-10dB max)  Hz 39-2.5K 31-2K
Voice coil diameter mm 99, 4inch 99,4inch
 Voice coil material                   cu AISV-W AISV-W
Former material  TIL TIL
Winding depth  mm 23 26
Plate  mm 12 14
Magnet oz 125 150
Basket Aluminium Aluminium
THIELE & SMALL PARAMETERS
Fo Hz 39 31
Revc Ω 5.9 5.2
Sd M2 0.09 0.1285
Vas L 139 275
Cms uM/N 121 117
Mms g 140 219
Bl Tm 23.2 25.3
Qms 8.13 8.73
Qes 0.38 0.35
Qts 0.36 0.338
Levc mH 0.668 0.803
No 2.06% 2.35%