Advertisers electronically vary voice sounds so that they stay within such a frequency band.

广告人通过电子手段改变声音使其始终处于该频段内。

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The transmission performance of the MSK modulator is very superior in a frequency band limiting and power-limiting radio channel.

MSK调制在限频带、限功率的无线信道中传输性能尤为优越。

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Bandstop filter is also commonly used in anti-jamming equipment to prevent interference within a frequency band and noise signals.

带阻滤波器也常用于抗干扰设备中阻止某个频带范围内的干扰及噪声信号通过。

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Only dogs were invited because the band played music on such a high frequency, only they could hear.

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They emitted so much radio-frequency interference that Mr. Clark struggled to get a clear signal for the band's wireless instruments and in-ear monitors.

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While the device uses the same radio frequency band as the upcoming personal area networking technology Bluetooth, it uses a different transmission protocol.

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