ちょっこうしんぷくへんちょう 直交振幅変調 LinksSentence search for 直交振幅変調Sentence search for ちょっこうしんぷくへんちょうKanji details for 直, 交, 振, 幅, 変 and 調Edit in JMdict Noun1. Quadrature Amplitude Modulation; QAMComputing Discussions Log in to talk about this word.