SKU: V-2007-FR8 FR 8 - 4 Ohm

Visaton Speaker Driver - FR 8 - 4 Ohm Full Range
Art. No. 2007

Visaton FR8 - 4 Ohm Full Range Speaker

Characteristics and Sound Properties
8 cm (3.3") fullrange speaker with good bass reproduction, balanced frequency response and high efficiency. Especially suitable as built-in speaker for music reproduction and as driver for 100 V network column speakers.

Typical applications:
- Narrow network column speakers
- Control speaker for electronic devices
- Ceiling-mounted speakers in railway carriages and buses
- Electronic musical instruments

Attributes:
- Moisturised cone
- Metal basket.

Technical Specifications

Rated power	10 W
Maximum power	15 W
Nominal impedance Z	4 Ohm
Frequency response	130-20000 Hz
Mean sound pressure level	86 dB (1W/1m)
Opening angle (-6 dB)	180°/4000 Hz
Excursion limit	± 2 mm
Resonance frequency fs	150 Hz
Magnetic induction	1.4 T
Magnetic flux	200 uWb
Height of front pole-plate	3 mm
Voice coil diameter	15 mm
Height of winding	5 mm
Cutout diameter	75 mm
Net weight	0.24 kg
DC resistance Rdc	3.4 Ohm
Mechanical Q factor Qms	5.38
Electrical Q factor Qes	1.3
Total Q factor Qts	1.05
Equivalent volume Vas	0.6 litres
Effective piston area Sd	30 cm2
Dynamically moved mass Mms	1.6 grams
Force factor Bxl	2.1 Tm
Inductance of the voice coil L	0.3 mH
Connections	4.8 x 0.8 mm (+) 2.8 x 0.8 mm (−)
Temperature range	−25 ... 70 °C

Driver Dimensions

Loudspeaker Driver Dimensions and Measurements - all dimensions in mm (approx.)

Frequency and Impedance Response

Loudspeaker Frequency and Impedance Response Graph

Directivity Pattern

Loudspeaker Directivity Pattern (on and off axis response)