5 VR
5" Polyglass® Woofer
• Polyglass conePolyglass cone
• Zamak chassisZamak chassis
• Butyl surroundButyl surround
Specifi cations
Nominal power 50W
Maximum power 100W
Sensitivity 94dB
Cone Polyglass
Surround Butyl
Nom. impedance 3 Ohms
DC resistance 2.5 Ohms
VC diameter 32 mm 1.26in
VC height 9 mm 0.35in
Former Kapton
Layers 2
Wire Copper
Inductance 0.17mH
Xmax 2.5mm 0.10in
Magnet 90x17mm 3.54x0.67in
Magnet weight 350g 0.772lb
Flux density 0.9T
Gap height 4mm 0.16in
Net weight 1.2Kg 2.65lb
Frequency Reponse
dB SPL Ohms
100
95
90
85
80
75
70
65
60
55
50
20
Mechanical Drawing
4,50
0° and 30° frequency response
100
log Frequency - Hz
1000
0°
30°
10 000
9
13
5
153
130
110
100
90
80
70
60
50
40
30
20
10
Parameters
Fs 78.57Hz
Vas 5.48 litres
Qts 0.503
Qes 0.53
Qms 10.04
Re 2.51 ohms
Sd 86.59 cm²
5
Cas 3.9E-08 m
Mas
105.1 Kg/m
/N
4
Ras 5167,64 Ohms.ac
Cms 5.21E-04 m/N
Mms 7.88 Gr
Rms 0.387 Kg/s
Ces 427.73 mF
Les 9.59mH
Res 47.55 Ohms
BI 4.29 N/A
SPL 88.85dB
Suggested application
F-3dB: 100Hz in a 30 liters sealed box with a Ql: 7
61
90
116
Unit : mm
Focal® is a trademark of Focal-JMlab® - BP 374 - 108, rue de l’Avenir - 42353 La Talaudière cedex
France - Tel. 33 00 4 77 43 57 00 - Fax 33 00 4 77 37 65 87 - www.focal-fr.com - SCBD080108/1