The STAX SRM-D50, released in 2018, is a high-performance electrostatic headphone amplifier and digital-to-analog converter (DAC). It features various digital inputs, including USB, optical, and coaxial, and supports high-resolution audio up to PCM 32-bit/384 kHz and DSD 5.6 MHz. It is a compact, all-in-one design that offers a convenient solution for audiophiles.
The 2025 edition is now available in Dark Grey finish.
Features
- Supports various digital inputs such as USB, optical, and coaxial digital input
- Built-in DAC supports high resolution up to PCM 32/384 KHz or DSD 5.6
- VU meter displays input strength
- 4 mm thick nonmagnetic aluminium cover
- R core power transformer with less leakage flux
Specifications
-
Frequency response: 20Hz - 40kHz (+/-3dB)
- Rated Input Level: 130mV r.m.s
- Maximum Input Level: 30V/ RCA, at minimum volume
- Maximum Output Voltage: 400V RMS (1130Vp-p)
- Gain: 59 dB
- Harmonic distortion: 0.025% or less/1kHz-10kHz /When use with SR-L series
- Input Impedance: 20kΩ (RCA)
- Bias Voltage: DC 580V
- Digital Input：USB (type B) ×1、TOSLINK Optical ×1、COAX RCA ×1
- Analog input：RCA ×1
- Mains voltage: AC 110V / 60Hz
- Power Consumption: 35W
- Operating temperature: 0 to 35 degrees (Celsius) (less than 90% humidity, non condensing)
- Dimension: 7.55(W) x 2.63(H) x 10.55(D) inches, 192(W)×67(H)×268(D) mm
- Weight: 9.9 lbs / 4.5 kg
Driver Update:
- XMOS_USB_Audio_Driver【Win7.8.10】 - Download
