睿志音响

R-28 NOS

全平衡全分立件耳机放大器及前级放大器一体机

内建全平衡耳放/前级，输出功率高达9500mW,足以驱动绝大多数耳机

全分立件真正平衡电流传输设计。

4组全分立件单独的 DSD 硬件解码器。

8组全分立件R-2R DA模组组成两声道平衡推挽解码器。

32bit / 384K 异步传输 Amanero USB界面

所有输入均使用隔离器进行电气隔离

可编程器件运用，支持固件升级

所有数字模式设置均可在面板上完成（无需打开机器）。

注：安装工艺与设计更新升级以致实物内外改变恕不另行告知。

概述

使用指引

规格

定制选项

Specifications tested by OS8 mode and already through sound tuned, we always improve for better real like , musical and analog sound ,improvement may result in changes in specifications and design without notice.
S/N Ratio	>120DB
THD+N	<0.03%
Gain	L mode : +12DB H mode : +22DB
Volume characteristic
Channels imbalance	< 0.05DB
Frequency Breadth	20Hz - 20KHz (< - 0.5DB)
Output Level	Headphone output : 19V RMS (balance) Preamp Variable output : 19V 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: 44.1, 48, 88.2, 96,192kHz Optical mode: 44.1, 48, 88.2, 96kHz
Power Requirement	1 Version 100-120V AC 50/60 Hz 2 Version 220-240V AC 50/60 Hz
Power Consumption	35W
Package Weight	Approximately 8.5KG
Dimensions	W360 X L360 X H85(MM, Fully aluminium )
Accessories	AC power cord X1 USB cable X1

	心睿 · 志远