Viewing posts from March, 2018

BEOS outtakes: Photographic Film

From the cutting room floor at Building Electro-Optical Systems, Third Edition:

Temperature Measurement is Hard

Measuring temperature is surprisingly subtle.  There are lots of sensors out there; Digikey sells thermistor sensors interchangeable to +- 0.1 C from several vendors for about $3 in onesies.  IC sensors tout good accuracy and linearity, and come in both analogue and digital versions for way under a buck.  So what's the issue?