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BEYMA 4FR40ND - 4" FULL RANGE SPEAKER |
THE BEYMA 4FR40ND LIGHTWEIGHT NEODYMIUM 4" SPEAKER HAS A WIDE FREQUENCY RANGE FROM 100HZ TO 20KHZ! |
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BEYMA 4FR40ND |
Item Price: $55.95 |
WOOFER MODEL - 4FR40ND |
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Specifications |
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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 |
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Basket | Steel |
Cone | Waterproof Paper |
Surround | Santoprene |
Surround Shape | Half Roll |
Metal Parts | Anti-Corrosion |
Magnet | Neodymium |
Thiele-Small Parameters |
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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. Equivalent 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 |
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IMPEDANCE CURVE |
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OFF AXIS FREQUENCY RESPPONSE | |
MOUNTING INFORMATION | |
US Speaker, LLC