high frequency

Noun

uncountable

(radio) The frequency area from 3 MHz through 30 MHz, commonly used for radio broadcasting.

Japanese Meaning

（無線）3MHz～30MHzの周波数帯で、一般にラジオ放送などに利用される帯域。

The ship's radio sent a distress call on high frequency to reach distant coastal rescue teams.

その船の無線は遠方の沿岸救助隊に届くよう、短波帯（3〜30MHz）で救難信号を送った。

Sense（1）

(radio) The frequency area from 3 MHz through 30 MHz, commonly used for radio broadcasting.