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单词 wave change
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wave change
wave change n. Radio used attributively to designate a switch for changing the wavelength to which a transmitter or receiver is tuned.
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society > communication > telecommunication > radio communications > radio equipment > [adjective] > wave changer switch
wave change1930
1930 Telegraph & Telephone Jrnl. 16 86/1 It is necessary to have a split battery at the distant end to provide the momentary impulse for the wave change relay.
1957 Pract. Wireless 33 520/1 The front panel carries the wave-change switch.
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更新时间:2024/9/23 15:28:36