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- Ultra low frequency signal generator 超低频信号发生器
- One Low Frequency Signal Generator with the Noise Based on DDS AD9832 9832的带噪声低频信号源设计
- The application of a single-chip computer to a low frequency signal generator 单片机在低频信号发生器中的应用
- Test methods for low frequency signal generators 低频信号发生器测试方法
- General specification of low frequency signal generators 低频信号发生器通用技术条件
- low frequency signal generator 低频信号发生器
- The match strobe gate is presented to improve the measurement precision of low frequency signal. 文中提出使用匹配选通门提高低频信号频率测量精度。
- The output of common ultralow frequency signal generator has only a few fixed waveforms which can not be changed. 常用超低频信号发生器的输出只有几种固定的波形,不能更改。
- Design and Realization of Ultra- low Frequency Signal - Generator 超低频信号发生器的设计与实现
- Maritime and aviation navigation systems use low frequency signals to locate vessels or aircraft. 航海和航空界的导航系统使用低频率讯号来测量船只或飞机的位置。
- Note: Fast gating of sustained low frequency signals can result in “chattering. 注意:对相同的低频信号,设置噪声门过快会导致“喘息声”。
- Highly accurate detection of feeble and low frequency signals become realizable with the PWM sensing technique. 采用PWM检测技术,使微弱、低频信号的高精度检测成为现实。
- Digital Signal Generator of Low Frequency with Phase Shift 低频数字式移相信号发生器的设计
- Dynamic characteristics of the portal frame are also identified from the WPT of low frequency signals. 低频的部分则可以进行门形构架的系统识别。
- standard high frequency signal generator 标准高频信号发生器
- Results showed that the spectra in frequency domain could be divided into two parts: high frequency and low frequency signals. 结果表明,测量光谱在频域中的信号可被分为两部分:即低频信号和高频信号。
- A Simple and Easy Audio Frequency Signal Generator 简易音频信号发声器
- transistorized high frequency signal generator 晶体管高频信号发生器
- very high frequency signal generator 甚高频信号发生器
- According to the technology of direct digital synthesis(DDS),a kind of low frequence signal source was introduced based on the Complex Programmed Logical Device(CPLD)and Single Chip Micyoco(SCM). 介绍了一种应用直接数字频率综合器(DDS)技术,基于可编程逻辑器件(CPLD)和单片机设计的低频信号源。