同时利用CMOS多谐振荡电路产生窄脉冲电流序列对前面处理过的非晶带进行激励，制作成灵敏度高、稳定性好、功耗低的弱磁场传感器。
A sensitive, stable and low power consumption magnetic sensor is constructed using a CMOS multivibrator circuit, in which a sharp pulse train current is applied to the treated amorphous ribbon.
本文对窄脉冲调制的高频大功率源进行理论分析和电路设计。
This paper discusses the theory analysis and circuit design of high-frequency high power source which is modulated by narrow pulse.
鉴于测震中电子放大地震仪放大器的输出动态范围窄的缺陷，笔者作了自动换档衰减放大倍数的电路技术设计。
For overcoming the shortcoming of narrow output dynamic range of the electronic-amplifying seismograph, the Authors have designed a kind of circuit for automatic gain control.
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