睿志音响

	Wisdom in mind, enthusiasm at heart.

R2R 11 (2019 Version)
Single Ended Discrete Ladder Headphone amp / DAC (DSD native / DXD / PCM)

NOS design with R-2R resistor ladders DAC+Headamp
Built in 2 groups DA-8 R-2R modules
Unique noise reject technology remove the artifacts
DSD , DXD support from USB
Amanero Combo 384 USB interface
All parts soldering with silver tin All resistors are the KOA / Vishay, no upgrade options

Summarize

Use Manual

Specs

Shipping Cost

Improvement may result in changes in specifications and design without notice.
S/N Ratio	100db
Output Level	Headphone output : 10V RMS Variable output : 5V Max Fixed output: 2.5V RMS (High gain) Fixed output: 1V RMS (Low gain)
Output power (Only for headphone.)	3500mW/25 ohm 1800mW/50 ohm 900mW/100 ohm 300mW/300 ohm 150mW/600 ohm
Output impedance	2 ohm / Headphone output 2 ohm / DAC output
Input Sensitivity	0.5 Vp-p(75 Ohms, Coaxial) 19 dBm (Optical) The TV and game box may had not enough level for SPDIF inputs.
Support Operate Systems (USB)	Windows, Mac，IOS，Linux
Support Sampling	USB PCM model: 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz , 192kHz, 352.8kHz,384kHz USB DSD native mode: DSD64 , DSD128, DSD 256 . Coaxial model: 44.1kHz, 48kHz, 88.2kHz, 96kHz, 192kHz Optical model: 44.1kHz, 48kHz, 88.2kHz, 96kHz
Frequency Breadth	20Hz - 20KHz
Power Requirement	220-240V OR 100-120ZV AC 50/60 Hz
Power Consumption	12W
Package Weight	2.2KG
Dimensions	W180 X L220 X H55(MM, Fully aluminium，with feet )
Accessories	AC power cord X1 USB cable X1