有源线缆 vs 无源线缆
Embed This Widget
Add the script tag and a data attribute to embed this widget.
Embed via iframe for maximum compatibility.
<iframe src="https://cablefyi.com/iframe/entity//" width="420" height="400" frameborder="0" style="border:0;border-radius:10px;max-width:100%" loading="lazy"></iframe>
Paste this URL in WordPress, Medium, or any oEmbed-compatible platform.
https://cablefyi.com/entity//
Add a dynamic SVG badge to your README or docs.
[](https://cablefyi.com/entity//)
Use the native HTML custom element.
无源线缆不含电路直接传输信号;有源线缆内置芯片来放大或再生信号以支持更长距离。
无源线缆更简单、更便宜且双向传输。有源线缆包含重定时器或驱动器IC来再生信号,允许在全USB4或Thunderbolt速度下传输5米或更远。有源线缆通常具有方向性(标记主机/设备端)且成本是无源线缆的2-5倍。对于1-2米以下的传输距离,无源线缆总是足够的。