Focal 100 VRS specifications O l y g l a s s 2 w a y, Zamak chassis, Parameters

100 VRS
4 " P o l y g l a s s 2 - w a y
• Zamak chassis
	Specifications
• Polyglass cone, Butyl surround
• Neodymium magnet
	Nominal power	50 W
	Maximum power	100 W
	Sensitivity	91 dB
	Cone	Polyglass
	Surround	Butyl
	Nom. impedance	4 ohms
	DC resistance	3.2 ohms
	VC diameter	25 mm
	VC height	8 mm
	Former	Kapton
	Layers	2
	Wire	Copper
	Inductance	0.2 mH
	Xmax	2 mm
	Magnet d x h	-
	Magnet weight	-
	Flux density	1.1 T
	Gap height	3 mm
	Net weight	350 g	0.77 lb

Frequency response / Impedance				Parameters
	On axis, 0° and 30 ° off axis frequency response			Fs	117.66 Hz
dB SPL			Ohms	Vas	1.43 I	0.05 Ft3
				Qts	0.811
100			110
				Qes	0.880
95			100
				Qms	10.410
90			90
				Re	3.55 ohms
85			80	Sd	52.81 cm2	8.18 in2
80			70	Cas	1.02E-08 m5/N
75			60	Mas	179.28 kg/m4
70			50	Ras	12 731.89 ohms.ac
65			40	Cms	3.66E-04 m/N
60			30	Mms	5.00 g	0.01 lb
55			20	Rms	0.355 Kg/s
				Ces	335.31 mF
50			10
				Les	5.46 mH
20	100	1 000	10 000	Res	41.99 ohms
				BI	3.86 N/A
		Log Frequency - Hz		SPL	86.08 dB/W/m

Mechanical Drawing

Unit : mm

Suggested application

Load	V (l)	Fb (Hz)	F-3 (Hz)	Ql
Sealed	30	-	105	7

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