MartinLogan Expression ESL 13A
Description of the product.
| Brand | MartinLogan |
| Model | Expression ESL 13A |
| Drivers | |
| Woofer | Two 10” (25.4 cm) cast basket, high excursion, rigid aluminium cone and extended throw drive assembly, non-resonance asymmetrical chamber format. |
| Woofer diameter (mm) | 254 |
| Midrange | |
| Midrange diameter (mm) | |
| Tweeter | XStat™ CLS™ electrostatic transducer » Panel Dimensions: 44" x 13" (112 x 33cm) » Radiating Area: 572 in² (3,696 cm² ) |
| Tweeter diameter (mm) | 1120 |
| Frequency response | 24 Hz – 23000 Hz +3 −3 dB |
| Enclosure | |
| Sensitivity (dB) | 91 |
| Impedance (Ω) | 4 |
| Recommended amplifier power, least (W) | 20 |
| Recommended amplifier power, most (W) | 600 |
| Built-in amplifier power (W) | 1800 |
| Height (mm) | 339 |
| Width (mm) | 1561 |
| Depth (mm) | 699 |
| Weight (kg) | 46.8 |