Focal 6 K 4311
6-1/2" Polykevlar woofer-midrange
US $137.34
Qty

Features

- Thick zamak alloy metal cast frame
- Straight profile Polykevlar cone, large rubber surround
- Edgewound flat copper wire 32mm voice coil, black Kapton former
- Effieciency: 90dB
- Excellent for small 15 to 20l vented 2-way systems, superb transients


Specifications

- Nominal power - 90w
- Maximum power - 125w
- Sensitivity - 88.91 dB
- Cone - Kevlar
- Surround - rubber
- Nom. impedance - 6 ohms
- DC resistance - 6.88 ohms
- VC diameter - 32mm / 4.96in
- VC height - 16mm / 0.63in
- Former - Kapton
- Layers - 2
- Wire - Copper
- Inductance - 0.69 mH
- Xmax - 5mm / 0.20in
- Magnet d x h - 100mm x 18mm / 3.93in x 0.70in
- Magnet weight - 564g / 1.24lb
- Flux density - 1.1T
- Gap height - 6mm / 0.24in
- Net weight - 1.9kg / 4.19lb

Parameters 
- Fs - 56.8 Hz
- Vas - 16.6 I / 1013 in3
- Qts - 0.43
- Qes - 0.46
- Qms - 7.91
- Re - 6.88 ohms
- Sd - 132.7 Cm2 / 20.6 in2
- Cas - 118E-09 m5/N
- Mas - 66.5 kg/m4
- Ras - 2998.9 ohms.ac
- Cms - 0670E-6 m/N
- Mms - 11.71 g / 0.026 Ib
- Rms - 0.53 g/s
- Ces - 187.3 mF
- Les - 41.9 mH
- Res - 118.3 ohms
- BI - 7.91 N/A
- SPL - 90 dB/W/m

Suggested application
 
Load V (l) Fb (Hz) F-3 (Hz) QI
Vented 16 57.1 56 7
         
Currently there are no reviews for this product.
Hello Are you still trading? Kind regards Bernard Chesneau

Hi Bernard, Yes we still trading we have these in stock BR Pat




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