睿志音响

	心睿 · 志远

尽管PCM1704的厂家资料数据PCM1704只支持到96KHz / 24bit, 最高时钟输入是 768KHz.

但实际PCM1704可在8倍过取样率时支持192KHz / 24bit (USB 或 I2S 方式), 最高时钟输入是 1.536MHz , 与 ESS9018 一样高。
　

Reference-10.32
全分立件DAC / 前级 / 耳机放大器 All In One

32bit / 384K 异步传输 USB-32 芯片
使用DSP-1 大型数字处理器
4片PCM1704UK顶级芯片
使用OCC线及TCXO

概述

使用指引

规格

技术细节

定制选项

Improvement may result in changes in specifications and design without notice.
S/N Ratio	>120DB
Gain	+13DB (XLR)
Volume characteristic	100 steps Super Exponential Volume Characteristic
Channels cross	> 130DB
Channels imbalance	< 0.05DB
Frequency Breadth	20Hz - 20KHz (< - 0.1DB) 1Hz - 140KHz ( - 3DB )
Output Level	Headphone output : 19V RMS (balance , max) Preamp Variable output : 10V RMS (balance, max) DAC Variable output : 5 V RMS (balance, max) ACSS： 1.2MA+1.2MA
Headphone amp output power ability (Only for >15 ohm headphone.) Balanced mode	6000MW / 50 ohm 3500MW / 100 ohm 1200MW / 300 ohm 600 MW / 600 ohm
Output impedance	1 ohm / Headphone output 1 ohm / DAC output
Input Sensitivity	0.5 Vp-p(75 Ohms, Coaxial) 19 dBm (Optical)
Support Sampling	USB model : 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz SPDIF model: 44.1kHz, 48kHz, 88.2kHz, 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 15KG
Dimensions	W430 X L430 X H93(MM, Fully aluminium )
Accessories	AC power cord X1 USB cable X1