基于AD9835的高压射频信号源设计  

Design of a high voltage radio frequency signal generator based on AD9835

作　　者：赵栋[1,2] 高伟[1,2] 张芳[1,2] 周振[1] 

机构地区：[1]中国科学院广州地球化学研究所有机地球化学国家重点实验室,广东广州510640 [2]中国科学院研究生院,北京100049

出　　处：《电子设计工程》2009年第2期33-34,共2页Electronic Design Engineering

摘　　要：给出了一种基于DDS AD9835的高压射频信号源的设计。该高压射频信号源频率为100 kHz^2 MHz,调整步长1 Hz,最大幅度可达1 200 Vp-p,且幅值频率均可调节。介绍了AD9835串行加载程序的方法和模拟信号放大的电路。该高压射频信号源性能可靠、结构简洁、成本低。The design of a high voltage radio frequency signal generator based on AD9835 is proposed in this paper The signal generator which the frequency is set from 100kHz to 2MHz at 1Hz per step,the magnitude is also tunable 0-1200Vp-p is realized.The device is reliable,inexpensive and user-friendly.The principles and configuration of this device are specifically introduced in this paper.

关 键 词：直接数字频率合成(DDS) AD9835 AD829 射频信号源 

分 类 号：TN74[电子电信—电路与系统]