الوصف
The fine beam tube is used for investigating the deflection of cathode rays in a uniform
magnetic field produced by a pair of Helmholtz coils. In addition, it can also be used for quantitative determination of the specific charge of an electron e/m.
Specification
- Coil diameter: Approx. 300mm
- Max. field: 3.8mT
- Number of turns: 124
- DC resistance: 1.2Ω
- Max. coil current: 5A
- Terminals: φ4mm safety socket
- Weight: 4kg