等离子体扬声器
等离子体扬声器(英文:Plasma speakers、ionophones)是一种利用等离子体加热周围空气从而发出声音的扬声器。通过改变驱动等离子体并连接到音频放大器输出的电信号,等离子体的尺寸会发生变化,从而改变周围空气的膨胀,从而发出声音[1]。
实际使用情况
另见
Singing Tesla coil
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