Tuesday, March 10, 2015

March 6 Temperature Measurement System

Quiz


Temperature Measurement System
In this lab, we used a thermistor, a resistor with resistance depends on temperature, to design a cirtuit.



This is a diagram of the circuit. In order to have a 0.5V voltage difference output. We calculated that we should use a resistor Rth around 10k ohm.

This is a picture of an actual circuit.



This is another picture of the circuit.
With the 10kohm resistor, this is the minimum voltage output.
With the 10kohm resistor, this is the maximum voltage output.


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