MartinLogan SL3 loudspeaker Specifications

Sidebar 1: Specifications

Description: Hybrid electrostatic/moving-coil loudspeaker system. Drive-units: 48" curvilinear electrostatic midrange/HF transducer; long-excursion, sealed-box, 10", damped-paper-cone woofer. Crossover frequency: 250Hz. Crossover type: quasi-second-order, 12dB/octave. Frequency response: 30Hz-22kHz, ±3dB. Dispersion: horizontal, 30 degrees; vertical, 4' line source. Sensitivity: 89dB/2.83V/m. Nominal impedance: 8 ohms. Minimum impedance: 1.5 ohms at 20kHz. Recommended amplifier power: 80-200W. Finishes: light or black oak, standard; dark oak, walnut, custom finishes available at additional charge.
Dimensions: 64" H by 13" W by 14" D. Weight: 65 lbs each.
Serial numbers of units reviewed: SEHE068/069.
Price: $3195/pair; (dark oak or walnut add $300). Approximate number of dealers: 86.
Manufacturer: Martin-Logan Ltd., P.O. Box 707, Lawrence, KS 66044. Tel: (913) 749-0133. Fax: (913) 749-5320. Website: