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Resistivity Of Semiconductors by four probe method
The experiment consists of the following
- Four Probe Arrangement
- Oven upto 200 C
- Sample Ge Crystal mounted
- Thermometer 0 200 C
- Four Probe Setup
Constant Current power supply digital Accuracy : 0.25 of the reading 1 digit Load Regulation : 0.03 for no load to full load
Electronic Millivoltmeter 200 mV Accuracy 0.1 of reading 1 digit Impedence 1 Mohm
Display 3 digit 7 segment LED 12.5mm height with auto polarity and decimal indication.