| 基本规格 |
| 名称/型号 |
DM13 |
硬件方案 |
SoC: CS6137, Op-amp: SGM8262*2, DAC: CS43198*2 |
| Output mode |
PRE OUT/USB OUT/SPDIF OUT/BLUE OUT |
颜色 |
Silver, Black, White, Red, Transparent cover |
| 尺寸 |
About 137.5x144.7x28.7mm |
重量 |
About 450g |
| 显示 |
1.5-inch LCD |
音量控制 |
物理按钮 |
| 蓝牙传输 |
Supports SBC/aptX/aptX Low Latency/aptX HD |
CD mechanism |
Custom mechanism |
| Laser pickup |
Custom laser pickup |
自适应阻抗 |
PO: 8~150Ω, BAL: 8~350Ω |
| 按键与接口 |
| 按键与接口 |
Physical buttons (Power on/off*1+ Play/Pause*1 + Previous track*1 + Next track*1 + Volume up*1 + Volume down*1 + Multifunction button*1) |
USB |
Type-C USB*2 (POWER IN*1+USB AUDIO*1, charging/data transfer) |
| 耳机输出 |
标准3.5mm端口 |
Single-ended line output |
标准3.5mm端口 |
| 平衡耳机输出 |
标准4.4mm端口 |
平衡线路输出 |
标准4.4mm端口 |
| Coaxial/Optical output |
Standard 3.5mm port (shared LO) |
拨动开关 |
ESP switch*1+D.MODE switch*1 |
| 电源参数 |
| 电源 |
DC 5V/≥2A |
充电时间 |
About 2.5h (5V 2A adapter) |
| 电池寿命和测试条件 |
| 3.5mm headphone out: ≥10h |
| 音频输入 |
Local CD playback |
ESP switch |
关 |
| 音量级别 |
32 |
D.MODE switch |
关 |
| 显示状态 |
关 |
负载 |
32Ω |
| 4.4mm headphone out: ≥10h |
| 音频输入 |
Local CD playback |
ESP |
关 |
| 音量级别 |
26 |
D.MODE switch |
关 |
| 显示状态 |
关 |
负载 |
32Ω |
| 音频参数 |
| Parts of performance and parameters of headphone output |
| |
输出功率 |
L+R≥270mW+270mW (16Ω, THD+N＜1%) |
输出阻抗 |
< 1Ω |
| L+R≥180mW+180mW (32Ω, THD+N＜1%) |
THD+N |
≤0.0025% (1kHz/0dB@32Ω) |
| L+R≥20mW+20mW (300Ω, THD+N＜1%) |
SNR |
≥ 120dB （ A加权） |
| 串扰 |
≥77dB (1kHz@32Ω) |
本底噪声 |
≤2.4μV (A-weighted) |
| 频率响应 |
20Hz~20kHz: attenuation<2.3dB |
峰值输出电压 |
7Vp-p |
| Parts of performance and parameters of line output |
| THD+N |
≤0.0026% (1kHz/0dB@10kΩ) |
SNR |
≥ 113dB （ A加权） |
| 串扰 |
≥105dB (1kHz@10kΩ) |
本底噪声 |
≤4.3μV (A-weighted) |
| 频率响应 |
20Hz~20kHz: attenuation<2.3dB |
线路输出电平 |
2.5Vrms |
| Parts of performance and parameters of balanced headphone output |
| 输出功率 |
L+R≥620mW+620mW (16Ω , THD+N＜1%) |
输出阻抗 |
< 1.5Ω |
| L+R≥660mW+660mW (32Ω, THD+N＜1%) |
THD+N |
≤0.0024% (1kHz/0dB@32Ω) |
| L+R≥80mW+80mW (300Ω, THD+N＜1%) |
SNR |
≥ 124dB （ A加权） |
| 串扰 |
≥120dB (1kHz@32Ω) |
本底噪声 |
≤2.8μV (A-weighted) |
| 频率响应 |
20Hz~20kHz: attenuation<2.3dB |
峰值输出电压 |
14 Vp-p |
| Parts of performance and parameters of balanced line output |
| THD+N |
≤0.0022% (1kHz/0dB@10kΩ) |
SNR |
≥ 124dB （ A加权） |
| 串扰 |
≥106dB (1kHz@10kΩ) |
本底噪声 |
≤3μV (A-weighted) |
| 频率响应 |
20Hz~20kHz: attenuation<2.3dB |
线路输出电平 |
5Vrms |
