selective amplifierとは意味:周波数選択性増幅器{しゅうはすう せんたく せい ぞうふくき} selective amplifier meaning:[Electronics] An amplifier that can be tuned, with the desired degree of sharpness, to a single frequency or band of frequencies. Radio-frequency amplifiers are generally tuned by means of inductance-...selective amplifier перевод:избирательный (селективный) усилитель