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Visaton SL 713 4 Ohm, 2.8 x 5 Inch, Full Range Oval Speaker

Part number: 2050

An efficient oval driver for slim speech and public-address columns.

Nominal size
7 × 13 cm / 2.8 × 5 inch
Impedance
4 Ω
Rated power
10 W
Cut-out
66 x 119 mm (oval)
Sensitivity
90 dB (1 W/1 m)
Resonance
180 Hz
£13.95 Business price, ex VAT £16.74 inc VAT at 20%
Maximum quantity available reached.

Description

The SL 713 is designed for intelligible speech in narrow speaker columns and transport audio installations. Its oval cone, 90 dB sensitivity and clear upper-frequency response suit sound reinforcement where width is limited. This 4 Ω driver handles 10 W rated power; a separate transformer is needed for a 100 V line system.

Typical applications

  • Slim speaker columns
  • Public-address systems
  • Transport ceiling speakers
Full specifications
SL 713 · 4 Ω
Rated power10 W
Maximum power15 W
Nominal impedance4 Ω
Frequency response (−10 dB)100–20000 Hz
Mean sound pressure level90 dB (1 W/1 m)
Opening angle (-6 dB)180°/4000 Hz horizontal; 63°/4000 Hz vertical
Excursion limit±2 mm
Resonance frequency fs180 Hz
Magnetic induction0.9 T
Magnetic flux130 µWb
Height of front pole-plate3 mm
Voice coil diameter15 mm
Height of winding5 mm
Cut-out66 x 119 mm (oval)
Net weight0.28 kg
D.C. resistance Rdc3.6 Ω
Mechanical Q factor Qms8.2
Electrical Q factor Qes2.2
Total Q factor Qts1.7
Equivalent volume Vas1.5 l
Effective piston area Sd50 cm²
Dynamically moved mass Mms1.7 g
Force factor Bxl1.9 Tm
Inductance of the voice coil L0.2 mH
Terminals4.8 x 0.8 mm (+)/2.8 x 0.8 mm (-)
Temperature range−40 to 70 °C
Dimensions and drawings
SL 713 · 4 Ω · part 2050 — Dimension drawing

Dimension drawing · Open original image

Installation and cabinet guidance

Allow for a 66 × 119 mm oval opening and match all four fixing positions. Choose the mounting orientation to suit the coverage area: horizontal and vertical dispersion differ. Secure the terminals and cables against vibration.

Mount on a rigid panel with a continuous seal around the frame to prevent air leaks and rattles. Keep the cone and surround clear of the grille and internal parts.

Use an amplifier suitable for the 4 Ω load and follow the polarity marks. Check blade width and thickness before choosing connectors, insulate the connections and secure the wiring clear of the moving parts.

For a 100 V line system, connect through a correctly rated line transformer; do not connect this low-impedance driver directly to the line.

Use this impedance version’s enclosure parameters when developing a cabinet, and test the response at the intended listening level. Allow for the volume occupied by the driver and keep damping material clear of the cone and terminals.

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