Reference model in the present ESL series of Martin Logan. The ESL-15A is an hybrid electrostatic loudspeaker which combines electrostatic mid-highs combined with a dynamic bass section. It sounds very detailed with an enormous soundstage.
These have been sold to the first and only previous owner in July 2018. Including original manual and the original adjustable Martin Logan spikes. Newprice: 30.000 euro (pricelist is available, now for 11.500 euro.
Woofer amplifier: 2x 500W into 4 ohms, 2x 1kW peak, with 24-bit, DSP-based preamplifier.
Impedance: 4 ohms nominal, 0.52 ohms minimum (at 20kHz). Compatible with 4, 6, or 8 ohm rated amps.
Recommended amplification: 20–700Wpc.
Audio controls: bass, ±10dB below 75Hz; midbass, –2, 0, +2dB. ARC-2 Room EQ: On/Off.
Signal inputs: WBT-0703Cu five-way binding posts.
Inputs: AC power, RJ45 (for ARC), mini USB (for ARC).
Power draw: idle, <0.5Wpc; max, 900Wpc.
Dimensions: 69.8" (1773mm) H by 15.75" (400mm) W by 24.9" (633mm) D.
Weight: 140 lbs (63.5kg).