BEYMA 18G550 -18" HIGH POWER WOOFER 

THE BEYMA 18G550 IN A 5.3 CU. FT. CABINET IS -3DB AT 41HZ!

Beyma 18PG550 - 18" subwoofer

Item Price: $389.95

NEW LOW PRICE

WOOFER MODEL

18G550

Specifications

Nominal Basket Diameter

18" / 460mm

Impedance

8 ohms

AES Power Rating

900 Watts

Program Power  1,800 Watts  

Frequency Response

25Hz - 1.5kHz

Sensitivity (1W/1m)

98dB

Voice Coil Diameter

4.5" / 114mm

Recom. Enclosure Volume 2.8-7.0 ft3  /  80-200 Liters
Voice Coil Length 25 mm
Air Gap Height 11 mm
X Damage (peak to peak) 40 mm
BL Factor 24.4 N/A
Magnetic Assembly Weight 25.3 lb. / 11.5 kg.

Mounting Information

Overall Diameter 18.11" / 460mm
Bolt Circle Diameter 17.24" / 438mm
Baffle Cutout Diameter-  
- Front Mount 16.34" / 415mm
- Rear Mount 16.73" / 425mm
No. Of Mounting Holes 8
Volume Displaced By Driver 0.46 ft3  /  13 Liters
Overall Depth 8.27" / 210mm
Net Weight 30.8 lb. / 14 kg.
Shipping Weight 34.43 lb. / 15.65 kg.

Materials

Basket

Die Cast Aluminum

Cone Paper
Surround Plasticised Cloth
Voice Coil Edgewound Copper Ribbon
Magnet Ferrite

Thiele-Small Parameters

Resonant Frequency (fs) 36 Hz
Impedance (Re) 5.25 ohms
Coil Inductance (Le) 1.4 mH
Mechanical Q (Qms) 8.875
Electrical Factor(Qes) .385
Total Q (Qts) .37
Comp. Equivelant Vol. (Vas)

7.42 ft3 / 210 Liters

Voice Coil Overhang (Xmax) 9.0 mm
Surface Area of Cone (Sd)m2 0.1200m2
Reference Efficiency 2.5%
Displacement Volume (Vd) 1075 cm3

Low Freq. Response: Bass Reflex Cabinet-Vb=150L, Fb=38Hz

Frequency Response & Distortion Curves

Mounting Dimensions

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