Products
4 Ω
4" 20 WT WOOFER
Woofer Series
Key Features
- Program Power : 40 W
- Voice Coil Diameter : 19.1 mm
- Response : 231-13K Hz
- Sensitivity 1W/1M : 86 db
- Nominal Diameter 102 mm
- Nominal Impedence 4 Ω
- Nominal Power Handling(AES) 20 W
- Program Power 40 W
- Sensitivity (1W/1m) 86 db
- Frequency Range 231-13K Hz
- Magnet Material Ferrite
- Voice Coil Diameter 19.10 mm
- Winding Material COPPER
- Former Material SV COATED KRAFT
- Winding Type Outside
- Resonant Frequency (FS) 231 Hz
- DC Resistance (Re) 3.5 Ω
- Electrical Q (Qes) 4.04
- Mechanical Q (Qms) 3.46
- Total Q (Qts) 1.86
- Compliance Equivalent Volume (vas) 0.74Ltrs
- Peak Diaphragm Displacement Volume (Vd) 0.009 Ltrs
- Effective Surface Area of Cone (Sd) 54 cm^2
- Reference Efficiency (ƞo) 0.22%
- Moving Mass including air load (Mms) 2.63 gms
- Motor Strength (Bl) 1.82 T-m
- Voice Coil Inductance @ 1 KHz (Le) 0.12 mH
- Efficiency Bandwith Product (EBP) 57 Hz
- Voice Coil Overhang (Xmax) ±1.70 mm
- Overall Diameter 102 mm
- Baffle Cutout Diameter 93 mm
- Depth 41 mm
- Flange and Gasket Thickness 8 mm
- Recone Kit Number REC4INCH20W
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