Martin Logan
First released in 2010
Spire
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If you make a purchase, Linephaze may receive an affiliate commission.Specifications
designCurvilinear Line Source Electrostatic Transducer
impedance4Ω
Frequency Response29Hz-23kHz ± 3dB
Drivers1 x High/Mid Frequency Driver (44" x 11.3", CLS XStat Electrostatic), 1 x Low Frequency Driver (10" (25.4 cm), 200W PoweredForce Aluminum Cone Woofer)
Sensitivity91 dB/2.83 Volts/Meter
Recommended Amplifier Power20–500W
Crossover Frequency320 Hz
Dimensions (H x W x D)1500 x 320 x 451 mm
Weight26.3 kg