目的研究“酶生物信号放大系统”用于放大dna压电传感器检测信号的可行性和有效性。
Objective to research on the possibility and the efficiency of the enzyme biological signal amplification system applied to DNA piezoelectric biosensor.
指端脉搏波实验由光电传感器、生物信号放大器和示波器 3部分组成 ，叙述了各部分的工作原理和实验方法 。
The experiment consists of photoelectric sensor, bio-signals amplifier and oscillograph, their working principle and experimental method are introduced.
由于生物电信号非常微弱，容易受量测环境及电路本身等因素所影响，故要求该放大器具有低噪声和低失调电压的性能。
Due to its relative low amplitude properties, the bioelectricity signal is easy influenced by surrounding factor, the amplifier with low noise and voltage offset is required.
应用推荐