Martin Logan

Martin Logan Theos ESL Electrostatic Tower Speakers - Pair

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$3,999 $7,149

Only 1 piece in stock!

Theos is MartinLogan’s most affordable Reserve Series speaker. Descended from the renowned CLX™ loudspeaker, Theos features advanced XStat™ electrostatic technology and a proprietary Vojtko™ crossover topology delivering the highest sonic standards of efficiency and precision. A passive 8-inch high excursion woofer and ultra low turbulance down-firing bass port generate unyielding, detailed bass down to 43Hz. Custom coupling spikes and toolless bi-wire binding posts provide the final touch—providing the ultimate level of flexibility for connection and setup

Price is for 2 speakers (1 pair). 

Features & Specifications:

  • High/Mid frequency Driver 44” x 9.2” (111.8 x 23.4 cm) CLS XStat electrostatic (405 in2/2,616 cm2)
  • Low Frequency Driver 8” (20.3 cm) aluminum cone
  • Dispersion 30° x 40" (101.6cm) line source
  • Frequency response 43–23,000 Hz ± 3dB
  • Recommended Amplifier Power 20–400 watts per channel
  • Sensitivity (2.83V/1m) 90dB
  • Nominal impedance 4 Ohms, 0.8 @ 20 kHz. Compatible with 4, 6, or 8 Ohm rated amplifiers.


  • Panel: 44" H x 9.2" W
  • Overall: 59.3" H x 10.7" W x 18.8 D

Weight: 43 lbs ea

Finishes: High Gloss Black

Warranty: 5 years parts and labour

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