A term applied to an electronic device or circuit that contains four (identical) circuit units; (" a quad inverter "; "a quad amplifier").
用于包含四个(恒等)电路单元的电子器件或电路的一种术语(“四元组反相器”、“四元组放大器”)。
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Based on the conventional Class-E resonant high-frequency power amplifier, a new control scheme used in Active-clamped Class-E inverter for ultra-high frequency induction heating is proposed.