SKU: V-2091-SL87FE SL 87 FE - 8 Ohm

Visaton Speaker Driver - SL 87 FE - 8 Ohm Fullrange Speaker
Art. No. 2091

Visaton SL87FE - 8 Ohm Full Range Speaker

Characteristics and Sound Properties
8.5 cm (3.4") full-range speaker with plastic cone and rubber surround. Very high efficiency due to large ferrite magnet. Well-balanced frequency response.
*) IP protection class for front side when built into a sealed enclosure

Typical applications:-
- Column speakers
- Small hi-fi systems

Technical Specifications

Rated power	10 W
Maximum power	15 W
Nominal impedance Z	8 Ohm
Frequency response	75–18000 Hz
Mean sound pressure level	87 dB (1W/1m)
Resonance frequency fs	120 Hz
Height of front pole-plate	2.5 mm
Voice coil diameter	20 mm
Height of winding	6 mm
Cutout diameter	80 mm
Net weight	0.486 kg
DC resistance Rdc	7.2 Ohm
Mechanical Q factor Qms	3.30
Electrical Q factor Qes	0.82
Total Q factor Qts	0.65
Equivalent volume Vas	1.53 litres
Effective piston area Sd	37.3 cm2
Dynamically moved mass Mms	2.4 grams
Force factor Bxl	3.95 Tm
Connections	4.8 x 0.8 mm (+) 2.8 x 0.8 mm (−)
Protective System	IP 64 *)
Temperature range	-40...80°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)