Beyma 4fr40 - 8OHM

  • 300 SEK
Leveranstid 3-10 dagar
Dela

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)


87dB


Voice Coil Diameter


.8" / 20.3mm


Voice Coil Length7.7mm

Air Gap Height5mm

BL Factor4.2 N/A

Mounting Information

Overall Diameter4.65" / 118.2mm

Bolt Circle Diameter4.26" / 108.2mm

Baffle Cutout Diameter3.62" / 92mm

No. Of Mounting Holes4

Overall Depth2.36" / 60mm

Net Weight1.21 lb. / .55 kg.

Shipping Weight1.65 lb. / .75 kg.

Materials


BasketSteel

ConeWaterproof Paper

SurroundSantoprene

Surround ShapeHalf Roll

Metal PartsAnti-Corrosion

MagnetFerrite

Thiele-Small Parameters


Resonant Frequency (fs)92 Hz

Impedance (Re)6.4 ohms

Coil Inductance (Le).2 mH

Mechanical Q (Qms)11.3

Electrical Factor (Qes).96

Total Q (Qts).88

Comp. Equivalent Vol. (Vas).099 ft3 / 2.8 Liters

Voice Coil Overhang (Xmax)3.0mm

Moving Mass (Mms)4.4 Grams

Surface Area of Cone (Sd).0055m2

Reference Efficiency.22%

Displacement Volume (Vd)11 cm3