The Cathode Ray Tube (CRT) is essential in research, particularly in physics and nuclear physics investigations. Its wide usage in laboratories allows scientists to study the behavior of charged particles in electric and magnetic fields. Additionally, CRTs are crucial components in electronics labs for analyzing voltage waveforms using oscilloscopes. With its comprehensive understanding of particle dynamics, the CRT plays a significant role in advancing various scientific fields, including electricity, magnetism, and particle physics. 

*suitable for use with a Rhumkorpf or Spark coil