Jeff, I used a couple of the 10mV/deg Kelvin ones, with nothing more than the current load resistor, ie no amplification at all. For example, freezing point = zero celcius = 273 Kelvin = 2.73 volts. With the 6811 resolution of about 20 mV (5v / (...) (27 years ago, 22-Jul-97, to lugnet.robotics.handyboard)
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