crt　module-凯发k8官网下载客户端中心

the working principle of crt: crt (cathode ray tube) is the core component of the display crt crt tv, imaging and its working principle and in our house basic
the same, we can think of it as a more elaborate tv image. high speed electron emission electron gun using crt imaging classic tube, through the vertical and horizontal deflection coils control the deflection angle of high-speed electronic, phosphorescent material finally high-speed electronic hit on the screen makes the light, power through the voltage to regulate the electron beam, in screen will form different spots of bright and dark form various patterns and characters.