Four point probe apparatus
SPECIFICATION
Four point probe apparatus
- Four probe experimental setup
- Oven
- Four probe arrangement
- Sample crystal (Ge)
- Thermometer
- Four Probe Experimental Setup
Voltmeter Display : 3½ digit, 7segment LED, auto polarity& decimal indication.
Voltage Range : X1 (0-200.0mV DC) & X10 (0-2.00 V DC), 4mm socket
Current Display : 3½ digit, 7segment LED
Current Range : 0-20mA DC, 4mm socket
Oven Supply : 45V AC (Switch position LOW), 60V AC (Switch position HIGH)
Oven Connector : 5 Pin, DIN type
Input Voltage : 220V, 50Hz AC
Fuse : 1A, 250 V
Oven
Heating Element : 35 ohm, 75 Watt
Oven Supply : 45V/60V AC
Oven Connector : 5 Pin, DIN type
Ambient Temperature : 175° C
Fuse : 2A
Four Probe Arrangement
Four probe : Spring type
Probe Spacing : 25mm
Crystal : Ge Wafer, P type
Crystal Size : 12 x14 x 0.5mm (LxWx Thickness)
Resistivity : 1~ 10 ohm-cm
Orientation : <100>
Connection : 4mm safety socket
Thermometer
Type : Mercury
Temperature Range : 0-200° C
Least Count : 1° C
Length : 300mm approx.
Accessories : 10 pieces Ge Wafer, P type, 10 mercury thermometer 0 - 200° C
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