If all else fails to prevent rf interference from being introduced into the input, external filtering of the device input paths may be required, as shown in Figure 3-7.

如果所有的措施都不能避免RF干扰进入测试输入端，那么就可能需要在设备的输入通路上进行外部滤波，如图3 - 7所示。

youdao

This is very convenient for users, because it corresponds well with the essential design of that ubiquitous input device, the mouse.

这对于用户来说非常方便，因为这非常符合鼠标这个无处不在的输入设备的关键设计。

youdao

A large screen that serves as the primary input device, a minimalist design, a proprietary Apple input system and better-than-average battery life?

一个当作主要输入设备的大屏幕，一个抽象的设计，一个独有的苹果输入系统和优于平均水平的电池寿命？

youdao

Connect any and all of it with an alligator clip and you have an input device.

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But for the researchers, the board is simply another interesting low-cost input device for enabling new user interactions, says Matthieu Deru.

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Formed seemingly from a single block of Lucite, the new mouse looks more like a drop of mercury than an input device.

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