Home> PRODUCTS> Speaker  W-21-014A-8-152

MECHANICAL SPECIFICATIONS

Overall diameter

568/550 mm

Bolt circle diameter

552 mm

Baffle cutout diameter

496 mm

Depth

212 mm

Flange and Gasket

16 mm

Net weight

29.5 kg

Shipping box (single carton box)

605x605x320 mm

ELECTRICAL SPECIFICATIONS

Nominal diameter

21 inch

Nominal impedance

8 Ω

DC resistance

5.2 Ω

Nominal power handling

1800 W

Continuous power handling

3600 W

Sensitivity (1W/1m)

96 ± 2dB

Frequency range (-10dB max)

37-1500 Hz

Voice coil diameter

152 mm

Voice coil material

Inside/Outside 1 Layer Cu

Former material

BAF

Winding depth

35 mm

T yoke

22 mm

Plate

15 mm

Magnet

300x170x30(255OZ) mm

Basket

Cast aluminium

THIELE & SMALL PARAMETERS

Fo

37 Hz

Revc

5.2 Ω

Sd

166.1 m M²

Vas

148.4 L

Cms

37.8 u M/N

Mmd

427.4 m Kg

Mms

466.4 g

Bl

32.4 N/A

Qms

8.62

Qes

0.54

Qts

0.51

Levc

1.285 mH

No

1.42%

Xmax

±6.5 mm

(1) 24 hours in free air according to EIA-426B

(2) 1 inch=25.4mm

(3)Xmax=(Winding depth -Plate)/2