Connected with the high-frequency horn driver is a smooth and wide frequency response 2 "Hou tube (2.5" voice coil diaphragm) neodymium magnet compression driver high frequency precision.

与号角连接的高频驱动单元是一个频响平滑宽广的2“侯管(2.5”音圈振膜)的钕磁钢精密高频压缩驱动器。

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Proficient in PLC programming (Siemens), human-machine interface touch screen, frequency converter, servo driver, stepper motor.

精通PLC编程（西门子、三菱），人机接口触摸屏、变频器、伺服驱动器、步进电机。

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What we can see here is the metal sheet, this time connected to a sound driver, and being fed by a frequency generator.

在这里所看到的是金属板，这次是连接到一个声音驱动装置，由频率产生器送出振动。

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When iTrip Auto is connected to an iPhone or iPod touch, Aha detects and launches its Griffin iTrip-specific settings to help the driver find an unused FM frequency on which to stream their Aha stations.

ENGADGET: Griffin adds Aha by Harman to its iTrip Auto in-car FM transmitter

Furthermore, the LightSpeaker's 2.5-inch wide dispersion driver uses digital signal processing to optimize high- and low-frequency output for a full spectrum of sound.

ENGADGET: Klipsch LightSpeaker makes whole home audio as simple as screwing in a light bulb (hands-on)