音频
| 输出阻抗 |
2200 Ω |
| 输出电平 |
200 mV |
| 频率范围 |
20 - 50000 Hz |
| 输入阻抗 |
47000 Ω |
| 输入灵敏度 |
200 mV |
| 动态功率每声道（4Ohm） |
160 W |
| 动态功率每声道（4Ohm） |
125 W |
| 动态功率每声道（8Ohm） |
85 W |
| 每通道输出功率(20-20KHz@8 Ohm) |
100 W |
| 最大输入水平 |
2 V |
| 阻抗 |
1 Ω |
| 信号-噪声比(信噪比) |
100 dB |
| 音频数字/模拟转换器 |
24-bit/192kHz |
| 总谐波失真 |
0.08% |
技术细节
| 睡眠定时器 |
Y |
| 屏幕显示 |
Y |
| 多区域功能 |
N |
| 高音调整 |
Y |
| 低音调整 |
Y |
| 手持式遥控器 |
Y |
输出
| 音频（左、右声道）输出 |
1 |
| 复合视频输出 |
1 |
| 耳机输出端口 |
1 |
| 分量视频(YPbPr/YCbCr)输出 |
1 |
无线电
| FM波段 |
87.5 - 108 MHz |
| 网上电台 |
N |
| 包含相关数据库调谐器 |
Y |
| RDS的功能 |
TP, RT, PTY, PS |
| AM波段范围 |
522 - 1611 kHz |
| 支持波段 |
FM, AM |
| 预设电台数量 |
40 |
输入
| 数字音频光纤入 |
2 |
| 远程控制输入 |
1 |
| HDMI输入 |
3 |
| 数字音频同轴i输入 |
1 |
| USB 端口数量 |
1 |
| 复合视频 |
1 |
| 分量视频(YPbPr/YCbCr)输入 |
2 |
TX-SR309, 5.1ch., 100W p/ ch., 20 - 50000Hz, 100dB, 16Ohms, 7.5kg, Black
<b>An Easy Entry Point into the World of Fully Immersive Home Cinema</b>
Continuing our mission to bring quality to every level of home entertainment, Onkyo presents the TX-SR309—an entry-level A/V receiver fine-tuned to power your system right out of the box. Set-up is simple and adjustments are easy, thanks to a new overlaid on-screen display. Also new at this level is PLL jitter-cleaning circuit technology to reduce distortion, and a front-panel USB port that provides a high-quality digital link to your iPod/iPhone. To get the best from your compressed audio files, the TX-SR309 employs Onkyo’s proprietary Advanced Music Optimizer. Naturally, the receiver also handles high-def, lossless audio in the form of Dolby® TrueHD and DTS-HD Master Audio™. These are carried by three HDMI® inputs that also support immersive 3D video content. And whether you’re gaming in 3D or not, you can choose from four customized audio modes to match your gaming content. It all adds up to one high-value proposition.
<b>Key Features</b>
- HDMI® Support for 3D Video and Audio Return Channel
- Direct Digital Connection of iPod/iPhone via USB
- Convenient Overlaid On-Screen Display via HDMI
- Four Audio Game Modes for More Realistic Action
- Advanced Music Optimizer
