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W-18-273A-8-127

Nominal power handling
voice coil diameter
Frequency range
Sensitivity

Specifications

MECHANICAL SPECIFICATIONS 



Overall diameter 

465 mm 

Bolt circle diameter 

442.7 mm 

Baffle cutout diameter 

423.8 mm 

Depth 

195 mm 

Flange and Gasket 

20 mm 

Net weight 

19.1 kg 

Shipping box (single carton box)

500x500x270 mm 

ELECTRICAL SPECIFICATIONS


 


Nominal diameter

18 inch 

Nominal impedance 

8 Ω 

DC resistance 

5.6 Ω 

Nominal power handling

1500 W 

Continuous power handling 

3000 W 

Sensitivity (1W/1m)

97 ± 2dB

Frequency range (-10dB max) 

35-1500 Hz 

Voice coil diameter 

127 mm 

Voice coil material 

Outside 1 Layer CU 

Former material 

BAF 

Winding depth 

30 mm 

T yoke 

23 mm 

Plate 

14 mm 

Magnet

280*140*25(200OZ)

Basket 

Cast aluminium 

THIELE & SMALL PARAMETERS 



Fo 

35 Hz 

Revc 

5.6 Ω 

Sd 

122.54 m M2 

Vas 

171.57 L 

Cms 

80.46 u M/N 

Mmd 

227.32 m Kg 

Mms 

251.98 g 

Bl 

29.26 N/A 

Qms

8.82 

Qes 

0.36

Qts 

0.35 

Levc 

1.497 u H 

No 

2.00% 

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