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4" 40 WT WOOFER
- 4 Ohm
- Program Power : 80 W
- Voice Coil Diameter : 19.18 mm
- Response : 202-3K Hz
- Sensitivity (1W/1m) : 87 db
Specification
Nominal Diameter
101 mm
Nominal Impedance
4.0 Ω
Nominal Power Handling (AES)
40 W
PMPO
80 W
Program Power (AES)
80 w
Sensitivity (1W/1m)
87 db
Frequency Range
202-3K Hz
Magnet Material
Ferrite
Voice Coil Dia
19.18 mm
Winding Material
COPPER
Former Material
KAPTON
Winding Type
Outside
T/S Parameters
Resonant Frequency (Fs)
202 Hz
DC Resistance (Re)
3.5 Ω
Electrical Q (Qes)
2.04
Mechanical Q (Qms)
3.12
Total Q (Qts)
1.23
Compliance Equivalent Volume (Vas)
0.78 Ltrs
Peak Diaphragm Displacement Volume (Vd)
0.09 Ltrs
Effective Surface Area of Cone (Sd)
55.42 cm^2
Reference Efficiency (no)
0.30%
Moving Mass including air load (Mms)
3.40 gms
Motor Strength (BL)
2.72 T-m
Voice Coil Inductance @ 1 KHz (Le)
0.28 mH
Efficiency Bandwith Product (EBP)
99 Hz
Voice Coil Overhang (Xmax)
±4.35 mm
Mounting Info
Overall Diameter
101 mm
Baffle Cutout Diameter
96 mm
Depth
48 mm
Flange and Gasket Thickness
6 mm
Gross Weight
0.53 Kgs
Recone Kit
Recone Kit Number
REC4INCH40WF
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