睿志音响

	Wisdom in mind, enthusiasm at heart.

R-28

Fully Discrete R-2R Resistor Ladders DAC

Fully Discrete DSD Native decoder

Fully Balance Discrete Transistors Headamp And Preampamps

All In One

Chassis Size 360*360*85 MM (W*D*H)

　

Built In 4 Groups of DA-8 R-2R Modules
Built In FPGA Processor to Reject Jitter
DSD , DXD 32bit / 384K Support From USB / HDMI
Built in real balanced headphone amp.
Built with OCC and Hi-end parts

Summarize

Use Manual

Specs

Custom Option

Shipping Cost

Improvement may result in changes in specifications and design without notice.
S/N Ratio	>120DB
THD (Whole unit)	<0.002% (0DBV output level )
THD (Built in amps)	<0.0003% (0DBV output level )
Gain	L mode : +7DB H mode : +17DB F mode : + 17DB
Volume characteristic	100 steps Super Exponential Volume Characteristic
Channels imbalance	< 0.05DB
Frequency Breadth (Whole unit)	20Hz - 20KHz (< - 0.5DB) 1Hz - 140KHz ( - 3DB amp only )
Output Level	Headphone output : 19V RMS (balance) Preamp Variable output : 10V RMS (balance) DAC Fixed output : 5 V RMS (balance)
Headphone amp output power level (Only for headphone over 15 ohms.) Balanced mode	9500mW / 25 ohm 8000MW / 40 ohm 3500MW / 100 ohm 1200MW / 300 ohm 600MW / 600 ohm
Output impedance	1 ohm / Headphone output 5 ohm / DAC / Preamp output
Input Sensitivity	0.5 Vp-p(75 Ohms, Coaxial) 19 dBm (Optical)
Support Operate Systems (USB)	Windows, OSX, Linux, ISO
Support Sampling	USB & IIS : 44.1kHz - 384kHz /32Bit DSD64-512 Coaxial mode: 44.1kHz - 192kHz Optical mode: 44.1kHz - 96kHz
Power Requirement	1 Version 100-120V AC 50/60 Hz 2 Version 220-240V AC 50/60 Hz
Power Consumption	33W
Package Weight	Approximately 7.5KG
Dimensions	W360 X L360 X H85(MM, Fully aluminium )
Accessories	AC power cord X1 USB cable X1