Purpose: TV vertical output, audio output driver and general purpose amplifier applications.

用途：用于电视场输出，音频放大驱动级及一般放大。

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And then describe the module of pre audio amplifier, triangle generator, comparator, death time control and output driver etc.

同时还详细描述了前置音频放大器，三角波产生电路、比较器，死区控制电路，输出驱动电路等子模块的设计内容。

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Purpose: Low voltage output amplifier, audio muting, DC-DC converter.

用途：用于低电压输出放大，音频静音，直流-直流转换。

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In order to fully exploit the sound potential of the HDVD 800 with any audio source, a rotary gain switch at the rear of the unit provides simple adaptation of the amplifier output to the audio input voltage.

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