Stax SRM D10 - Headphone amplifier

Stax SRM D10 
Headphone amplifier

World's first DAC/Amp for electrostatic headphones 
Portable amplifier with built-in lithium-ion battery
Digital USB & analog jack input XMOS-USB 
supports DSD128 & PCM with up to 384 kHz. 
ESS DAC for bit-precise signal processing
Low-jitter architecture 
Extremely low-distortion high-voltage amplifier
Perfect reproduction of all frequencies 
Constant high performance 
Switch-mode power supply included for worldwide use 
Noble aluminium housing with velvety surface 
Standard STAX 5Pin connector for all STAX models 

STAX Japan introduces the SRM-D10, the world's first portable Hi-res DAC with integrated driver amplifier for electrostatic headphones








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This top class high performance DAC with USB input for PC/Mac reproduces DSD128 and PCM up to 384kHz in perfect quality. It also offers connections for analog audio sources and allows you to enjoy Stax headphones anytime, anywhere, whether in the office, at home or outdoors. The robust, solid aluminium chassis has a velvety feel and a special surface finish, looks extremely elegant and protects the amplifier and converters reliably from external influences. The SRM-D10 can be combined with all Stax headphones, and its sound is impressive with its outstanding fine detailing!

Technical dataSignal input
digital MicroUSB digital inputSignal input
analog 3.5m jackDAC
ESS ES9018Amp
OPA-1642Frequency range
20Hz - 40KHz (+0dB,-3dB)
Input voltage 230mV (typical for 100V output)
Max.













Input voltage 10V (minimized volume Analogue in)
Gain 53dB (450 times)
Harmonic distortion <0.025% / 1KHz-10KHzInput impedance
10 KOhm (analogue in)Max
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Output voltage 200Vr.m.s / 100Hz-10KHzGrid voltage
: DC 580VPower supply
DC 14VPower consumption
6.4W (USB in) 5W (analog in)
Operating temperature 0-35° Celsius, <90% humidityDimensions
75(W) X 32(H) X 141(D) mmWeight
450g