The distance simulation circuit for a wireless fuse target video frequency echo simulator has been designed based on FPGA and the digitally programmable delay generator.

• 针对某伪码调相PD引信点目标视频回波模拟器的要求,提出了基于现场可编程门阵列(FPGA)与片外精密数控可编程延时线两级延时技术的引信点目标视频回波模拟器距离模拟电路的设计及实现方案。