BEYMA 12G40 - 12" LOW FREQUENCY SPEAKER 

DEEP WARM 'SOFT SOUNDING' BASS MAKES THIS 12" SPEAKER A GREAT CHOICE FOR BASS GUITAR & HIGH QUALITY BASS APPLICATIONS!

Beyma 12G40

BEYMA 12G40

4 Ohm Version

Item Price: $219.95

8 Ohm Version

Item Price: $219.95

WOOFER MODEL  -  12G40

Specifications

Nominal Basket Diameter

12" / 300mm

Impedance

4 or 8 ohms

AES Power Rating

500 Watts

Program Power  1,000 Watts  

Frequency Response

35Hz - 4.0kHz

Sensitivity (1W/1m)

97dB

Voice Coil Diameter

3" / 77mm

Recom. Enclosure Volume .7-2.6 ft3  /  20-70 Liters
Voice Coil Length 20 mm
Air Gap Height 8 mm
X Damage (peak to peak) 28 mm
BL Factor 18.4 N/A
Magnetic Assembly Weight 13.9 lb. / 6.3 kg.

Mounting Information

Overall Diameter 12.3" / 312mm
Bolt Circle Diameter 11.6" / 294.5mm
Baffle Cutout Diameter-  
- Front Mount 10.9" / 277.5mm
- Rear Mount 11" / 280mm
No. Of Mounting Holes 8
Volume Displaced By Driver 0.14 ft3  /  4 Liters
Overall Depth 5.47" / 139mm
Net Weight 15.6 lb. / 7.1 kg.
Shipping Weight 17.2 lb. / 7.8 kg.
Materials
Basket Die Cast Aluminum
Cone Paper
Surround Treated Cloth
Voice Coil Edgewound Copper Wire
Magnet High Currie Temperature Ferrite

Thiele-Small Parameters

Resonant Frequency (fs) 44 Hz
Impedance (Re) 6.0 ohms
Coil Inductance (Le)  2.1 mH
Mechanical Q (Qms) 11.6
Electrical Factor(Qes) .3
Total Q (Qts) .3
Comp. Equivelant Vol. (Vas) 2.86 ft3 / 81 Liters
Voice Coil Overhang (Xmax) 6.0 mm
Surface Area of Cone (Sd)m2 0.0530m2
Reference Efficiency 2.3%
Displacement Volume (Vd) 316 cm3

Low Freq. Response: Bass Reflex Cabinet-Vb=40L, Fb=40Hz

Frequency Response & Distortion Curves

Mounting Dimensions

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