STAX SRM-323S + STAX SR-307

Second-hand, in mint condition, without scratches. Supplied with their original boxes.

Headphone + headphone amplifier

STAX SRM-323S Headphone amplifier

Type: All-stage semiconductors, Low-noise dual FET input Class A operation, Pure balance DC amplifier configuration Earspeaker driver unit
Frequency Response: DC to 60,000Hz (with 1 SR-307)
High Harmonic Distortion: Max 0.01% (1kHz at 100V r.m.s. )
Gain: 60dB (x1000)
Input Terminal: 1 RCA with 1 RCA parallel out
Rated Input Level: 100mV / 100V Outputs
Max. Input Level: 30V (at minimum volume level)
Input Impedance        : 50K?(RCA)
Max. Output Voltage: 400V r.m.s. (1kHz)
Standard Bias Voltage: PRO 580V x 2
Power Voltage Frequency: 117V (50Hz / 60Hz)
Power Consumption: 30W
Temperature & Humidity: 0 to 35ºC / 90% max. without condensation
Dimensions: 5.9 (W) x 3.9 (H) x 14.2 (D) in
Weight: 6.4lbs
Color: Silver

STAX SR-307 Headphones