This paper introduces a special DDS chip AD9833,and a simply highaccuracy frequency signal generator is designed with this chip and a single chip computer AT89S52.
介绍了一种高度集成化的DDS专用芯片AD9833,并利用该芯片与单片机AT89S52结合,设计了一种简易的高精度频率信号发生器。
air pyrotechnic
对空联络发光信号设备
Design and Research of Optical Burst Mode Signal Recevicing and Detecting
突发光信号接收检测模块设计与研究
photoaudio generator
低频光电信号发生器
To make known or signal by flashing lights.
以闪光做记号通过闪光使人知道或发出信号
"blinker:One that blinks, especially a light that blinks in order to convey a message or warning."
闪光信号灯:闪光的事物,尤指发出信号或警告的闪光灯。
One that blinks, especially a light that blinks in order to convey a message or warning.
闪光信号灯闪光的事物，尤指发出信号或警告的闪光灯
We test our designing circuits and accomplish the transmitting module.
组建信号光发射电路并调试,最终完成信号光发射模块的设计。
Adds a fiber-optic transmitter to your network diagram.
在网络图中添加光纤信号发送器。
The destroyer was winking urgently.
驱逐舰正紧急地发着灯光信号。
The flagship flashed a signal to the fleet.
旗舰向舰队发出闪光信号。
The lighthouse flashes signas twice a minute.
灯塔每分钟发二次闪光信号。
The Flash-Visual Evoked Activity of Human Brain and Its Digital Spectral Analysis
脑电信号的闪光诱发及其数字谱分析
Morse Code light or Morse Code fog signal
莫尔斯灯光或雾号信号
Morse flashing light / Morse lamp is still used in ships to send signals during the night voyage at the sea.
船舶在海上进行夜航时仍然利用闪光信号灯发出信号。
To convey(a message or signal)by waving an upraised arm, a flag, or a light.
打旗语发信号，用灯光发信号通过摇摆举起的手臂、旗子或灯来传达（信息或记号）
Research on jitter testing system of high-speed optical disc read-out signal
高速光盘读出信号抖晃测试系统的研究开发
Current Situation and Developing Trend of Automobile Signal Flash Relay
汽车信号闪光继电器的现状及其发展趋势
The System of Infant Laser Signal Generator Based on Dual CPU
基于双处理器技术的激光微弱信号发生系统