描述
dBc也是一個(gè)表示功率相對值的單位,與dB的計(jì)算方法完全一樣。一般來說,dBc相對于載波(Carrier)功率而言。在許多情況下,用來度量載波功率的相對值,如度量干擾(同頻干擾、互調(diào)干擾、交調(diào)干擾、帶外干擾等)以及耦合、雜散等的相對量值。在采用dBc的地方,原則上也可以使用dB替代。
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①Allen-Bradley(美國AB)系列產(chǎn)品》
②Schneider(施耐德電氣)系列產(chǎn)品》
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