Experiments
1. Study the resistance change of an InSb sensor vs the applied magnetic field intensity; find the empirical formula.
2. Plot InSb sensor resistance vs magnetic field intensity.
3. Study the AC characteristics of an InSb sensor under a weak magnetic field (frequency-doubling effect).
Main Parts and Specifications
| Description |
Specifications |
| Power supply of magneto-resistance sensor |
0-3 mA adjustable |
| Digital voltmeter |
range 0-1.999 V resolution 1 mV |
| Digital milli-Teslameter |
range 0-199.9 mT, resolution 0.1 mT |