"基于单片机的数控音频功率放大器设计研究报告"
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The research paper titled "基于单片机的数控音频功率放大器" explores the design and implementation of a digital audio power amplifier based on a single chip microcontroller. The traditional analog control audio power amplifier suffers from high failure rates and difficulties in interfacing with digital circuits such as computers and remote controllers. In contrast, digital control audio power amplifiers offer significant advantages and find extensive applications in household electronic devices such as televisions, stereo systems, and MP3 players. The project involved a comprehensive design and development process, conducted by students majoring in Electronic Information Engineering in the year 2009. The team members were led by a group leader and supported by a hardware technology consultant and a guiding teacher. The objective was to create a controllable gain amplifier with a liquid crystal display interface, utilizing a single chip microcontroller for digital control. The abstract highlights the importance of audio power amplifiers in various audio equipment and the limitations of traditional analog control methods. By leveraging digital control technology, the team aimed to address these shortcomings and enhance the functionality and interface compatibility of audio power amplifiers. The keywords of the project include single chip microcontroller, controllable gain amplifier, and liquid crystal display. In conclusion, the research paper presents a detailed study on the design and development of a digital audio power amplifier using a single chip microcontroller. The project reflects the significance of digital control technology in improving the performance and interface compatibility of audio equipment, paving the way for advancements in the field of electronic engineering.
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