BEYMA 4FR40ND - 4" FULL RANGE SPEAKER

 THE BEYMA 4FR40ND LIGHTWEIGHT NEODYMIUM 4" SPEAKER HAS A WIDE FREQUENCY RANGE FROM 100HZ TO 20KHZ!

Beyma 4FR40nd

BEYMA 4FR40ND

Item Price: $55.95

WOOFER MODEL  - 4FR40ND

Specifications

Nominal Basket Diameter

4" / 100mm

Impedance

8 ohms

AES Power Rating

40 Watts

Program Power  80 Watts  

Frequency Response

100Hz - 20KHz

Sensitivity (1W/1m)

88dB

Voice Coil Diameter

.8" / 20.3mm

Voice Coil Length 7.7mm
Air Gap Height 5mm
BL Factor 4.2 N/A
Mounting Information
Overall Diameter 4.65" / 118.2mm
Bolt Circle Diameter 4.26" / 108.2mm
Baffle Cutout Diameter 3.62" / 92mm
No. Of Mounting Holes 4
Overall Depth 2.28" / 58mm
Net Weight .62 lb. / .28 kg.
Shipping Weight .99 lb. / .45 kg.

Materials

Basket Steel
Cone Waterproof Paper
Surround Santoprene
Surround Shape Half Roll
Metal Parts Anti-Corrosion
Magnet Neodymium

Thiele-Small Parameters

Resonant Frequency (fs) 94 Hz
Impedance (Re) 6.4 ohms
Coil Inductance (Le) .2 mH
Mechanical Q (Qms) 10.8
Electrical Factor (Qes) .78
Total Q (Qts) .73
Comp. Equivelant Vol. (Vas) .095 ft3 / 2.7 Liters
Voice Coil Overhang (Xmax) 3.0mm
Moving Mass (Mms) 4.5 Grams
Surface Area of Cone (Sd) .0055m2
Reference Efficiency .28%
Displacement Volume (Vd) 11 cm3

FREQUENCY RESPONSE & DISTORTION CURVES

Beyma 4FR40 Frequency

IMPEDANCE CURVE

Beyma 4FR40 Impedance
OFF AXIS FREQUENCY RESPPONSE
Beyma 4FR40 Off Axis
MOUNTING INFORMATION
Beyma 4FR40 Dimensions

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