Uploaded July 2023 | Updated September 2026, 3 weeks ago
After my video on the electron mass, I thought its worth looking at setting up and electrostatic deflection tube basics to produce a dot on the screen. Although the acceleration voltages in these tubes are lower the electron gun assemblies can be a little more complicated than in an old TV CRT.
CONTENT:
00:00 - Intro
00:24 - driving CRT
00:56 - electron gun assembly
02:20 - Problems with stray charge
03:08 - Demo on educational CRT
04:16 - Large tube with X & Y static adjustment
After my video on the electron mass, I thought its worth looking at setting up and electrostatic deflection tube basics to produce a dot on the screen. Although the acceleration voltages in these tubes are lower the electron gun assemblies can be a little more complicated than in an old TV CRT.
CONTENT:
00:00 - Intro
00:24 - driving CRT
00:56 - electron gun assembly
02:20 - Problems with stray charge
03:08 - Demo on educational CRT
04:16 - Large tube with X & Y static adjustment
