The transition from analog to digital RF technology has generated the need for high-performance RF test tools and has fueled the demand for digital as well as PC-based oscilloscopes or digitizers.

• 从模拟到数字射频技术的转变产生了对高性能射频测试工具的需求，同时也为启动了对基于PC的示波器和数字化仪的需求。