差さ動どう増ぞう幅ふく器きMeaningsNoun1. differential amplifierKanji used差difference動move増increase幅width器instrumentComposed of差さdifference; variationNoun動どうmotionNoun増ぞう幅ふくamplification; magnification; making largerNoun器きdevice; instrument; vessel; container; ability; capacity; calibre; caliberNoun