'Ge' crystal Hall Probe 'N' type or 'P' type 

• The single crystal is mounted on a Phenolic strip four wires are connected as terminals, pure silver spring type contacts.
• Resistivity – 8 – 10 Ω cm
• Contact – Spring type (Solid Silver)
• Zero field potential -< mv (adjustable)
• Hall voltage – 30 – 60 mv/10mA/K    

Hall Effect Setup, Model : DHE-21

        (Consist of the following)

• Weight : 3 Kg. Approximately
• Dimension : 180mm x 225mm x 75mm

Digital Millivoltmeter :

• Range : 0-200mv
• Resolution: 100µv
• Accuracy :  ±0.1% of reading ±1
• Digit Impendence :1m Ω
• Display : 3 ½ digit
• 7 segment LED

•  
  Current – 0-20mA
• Resolution 10µA 
• Display – 3 ½ digit 
• 7 segment LED 
• Accuracy – 0.25% ±1 digit 
• Regulation : Load – 0.05% for no load to full load 
• Line – 0.05% for ±10% variation in line voltage 
• Weight - 7 Kg. Approximately 
• Dimension - 350mm x 270mm x 130mm

Electromagnet: Model: EMU-50 / EMU -50T

• Field :  7.5 K.Gauss with 50mm Flat faced Poles at 1cm air gap.
• The air gap is variable up to 0-50mm Field with tapered poles is 9 K.Gauss
• Power required : 0-4amp

Digital Gauss Meter: Model: DGM-100

• Suitable for measurement of magnetic field from 1 Gauss to 20K Gauss in two ranges Accuracy is better than ±0.5%
• Display – 3½ digit
• 7 segment LED with Indium Arsenide Hall probe.

Constant Current Power Supply : Model: CC-50

• MOSFET based, highly regulated current source.
• Current : 0-4 Amps
• Line Regulation : better than ±0.1% for ±10% charges in mains
• Load Regulation : better than ±0.1% for no load to full load
• Display – 3 ½ digit
• 7segment LED
• Protection : Protected against short circuiting , spices, over loading, spices, surge, and noise.
• Weight - 7 Kg. Approximately
• Dimension - 350mm x 270mm x 130mm

Adjustable Multi Utility Stand : 

Suitable for mounting both types of Hall Probes, and Quinck's Tube. Fabricated with non – ferrous material. 

• Hight : 230mm

ALTERNATE

Electromagnet : Model: EMU-35

• Field – 5.5KilloGauss with 35mm Flat Faced Poles at 1cm air gap.
• The air gap is adjustable up to 0-40mm
• Power requirement : 0-3amp.

Constant Current Power Supply: Model: CC-35

• Same as CC-50 but gives 0-3 amps output current
• Weight - 5 Kg Approximately
• Dimension - 200mm × 250mm × 105mm

Note: There may be any change in specification due to continuous R & D without notice.

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