脑波仪音频放大电路设计及其抗干扰研究

Design on Audio Amplifier Circuit and Anti-jamming Research of Brainwave Therapeutic Instrument

简单介绍了脑波仪音乐治疗原理,给出了脑波仪音频放大电路的设计方案及应用电路。对仪器的抗干扰性及音频功放的低噪声设计进行了深入分析,提出了抑制和消除噪声的具体措施。实验证明,该方案切实可行,达到了预期设计要求。

The therapy principle of brainwave-music is introduced briefly. The design and application of brainwave therapeutic instrument audio amplifier circuit are proposed. The instrument＇s anti-jamming and audio power amplifier＇s low noise are analyzed, and the specific measure about suppresses and elimination the noise are proposed. The experimental results prove that the proposed solution is practical and feasible, and can achieve the anticipated design requirements.