The detector system includes crystal sensors, oscillators, a frequency mixer, a fre-quency counter and a digit display. 检测器系统包括:晶体传感器、振荡器、变频器、频率计和数字显示;
The Analysis of the Crystal Pedestal of a Planar Circuit Mixer Mounted in Waveguide 立体平面电路混频器晶体座的分析