以电子管微变等效电路分析为基础，设计了一款以驱动高保真耳机为目的的耳机放大器。
Based on the analysis of vacuum tube slight variation equivalent circuit, a headphone amplifier is designed to drive high fidelity headphone.
隐藏式耳机能提供高保真音质，却完全不打扰您的邻座。
Hidden headphone absolutely provide purely nature music and won't affect nearby person.
隐藏式耳机能提供高保真音质，却完全不打扰您的邻座。
Hidden headphone absolutely provide purely nature music and won't affect nearby person.
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