阴极输出放大器阴极跟随器

cathode

hot-cathode X-ray tube

cathode-ray readout screen

cathode follower type difference amplifier

microchannel plate cathode-ray tube\nMCPCRT\n电子

thermionic-cathode X-ray tube

discharge tube, photoelectric with photo-emissive cathode

discharge tube with liquid-pool cathode