Wheatstone bridge circuits contain 4 resistors which are connected to a DC 30V/3A power supply (purchased by the customer) and can be used to measure unknown resistor.

Technical features:                                        

• Wheatstone bridge board made of bakelite and insulator plexy
• 3 known resistors and one variable unknown resistor, with an adjustment screw to change unknown resistance
• 4 input/ output terminals to install to the power supply
• Weight : 300gr, dimensions ; 16cm×9cm×5cm