Stax SR-L300 + Amplificador SRM-252S SRS-3100

SR-L300 (Earspeaker) :
Type:push-pull electrostatic, oval sound element, rear open-air type enclosure
Frequency response:7 – 41,000Hz
Electrostatic capacitance:110pF (including attached cable)
Impedance:145kΩ (including attached cable, at 10kHz)
Sound pressure sensitivity:101dB / input 100Vr.m.s. / 1kHz
Bias voltage:580V DC
Ear pad:high-quality artificial leather
Cable:parallel 6-strand, 2.5m full length,low-capacity special wide OFC cable
Weight:448g(including attached cable),322g(without cable)
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SRM-252S (Driver unit for SRS-3100) :
Frequency response:DC -35jHz
Rated input level:125mV (at 100V output)
Gain:58dB
Harmonic distortion:0.01% or less (at 100Vr.m.s. / 1kHz output)
Input impedance:50kΩ(RCA)
Input terminal:RCA×1
Maximum Output voltage:280Vr.m.s./1kHz
Standard bias voltage:DC580V
Power consumption:4W
Operating temperature / humidity:0 to 35 degrees C /less than 90%(non condensing)
Dimension:132(W)×38(H)×132(D)mm (protruding portion not included)
Weight:540g