Beyma 10WR300 - 4OHM

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Nominal Basket Diameter
10" / 250mm
4 or 8 ohms
AES Power Rating
300 Watts
Program Power 600 Watts  
Frequency Response
50Hz - 5.0kHz
Sensitivity (1W/1m)
Voice Coil Diameter
2" / 50.8mm
Voice Coil Length15 mm
Air Gap Height8 mm
X Damage (peak to peak)30 mm
BL Factor14.3 N/A

Mounting Information

Overall Diameter10.28" / 261mm
Bolt Circle Diameter9.59" / 243.5mm
Baffle Cutout Diameter - 
- Front Mount9.06" / 230mm
No. Of Mounting Holes8
Volume Displaced By Driver0.10 ft3  /  3 Liters
Overall Depth4.52" / 115mm
Net Weight7.71 lb. / 3.5 kg.
Shipping Weight8.6 lb. / 3.9 kg.


BasketCast Aluminum
SurroundTreated Cloth
Voice CoilCopper
MagnetHigh Currie Temperature Ferrite

Thiele-Small Parameters

Resonant Frequency (fs)47 Hz
Impedance (Re)6.0 ohms
Coil Inductance (Le)1.0 mH
Mechanical Q (Qms)3.9
Electrical Factor (Qes).31
Total Q (Qts).29
Comp. Equivalent Vol. (Vas)1.78 ft3 / 50.5 Liters
Voice Coil Overhang (Xmax)6.0 mm
Moving Mass (Mms).039 kg.
Surface Area of Cone (Sd)m20.035m2
Reference Efficiency1.7%
Displacement Volume (Vd)210 cm3

Frequency Response & Distortion Curves

Note: On axis frequency response measured with loudspeaker standing on infinite baffle in anechoic chamber, 1W @ 1m