摘要
本文介绍了一种多通道可变增益信号采集系统的基本技术指标、基本结构和系统工作原理。它包括前端放大、A/D转换、数据缓存等电路设计以及系统的设计。本系统具有较强的通用性,可应用在信息处理领域的数据采集、波形分析和处理系统。
A kind of multi-channel data varied-gain acquisition system is described emphasized on the cardinal technical capability, main structure and it＇s working mode, including the design of preamplifier, AID converter, data buffer memory etc. This system can be widely used in apparatus which needs data acquisition ,wave analyses and digital signal processing.
出处
《微计算机信息》
2010年第17期132-133,136,共3页
Control & Automation
