はんちでんりょくはば 半値電力幅 LinksSentence search for 半値電力幅Sentence search for はんちでんりょくはばKanji details for 半, 値, 電, 力 and 幅Edit in JMdict Noun1. half power beamwidth (also 3dB beamwidth)Computing Discussions Log in to talk about this word.