Below are the diagrams of the dark box with the HPD and SiPM assemblies installed. A temperature controller system (TE Tech. [http://www.tetech.com/temp/tc24-12.shtml TC-24-12]) was procured, which operates by driving a Peltier junction based on feedback from a thermistor compared to voltage-specified reference temperature. It was [[:media:Tc2412calib.pdf|calibrated]] and installed into the wall of the dark box via a custom-designed light-tight frame. | Below are the diagrams of the dark box with the HPD and SiPM assemblies installed. A temperature controller system (TE Tech. [http://www.tetech.com/temp/tc24-12.shtml TC-24-12]) was procured, which operates by driving a Peltier junction based on feedback from a thermistor compared to voltage-specified reference temperature. It was [[:media:Tc2412calib.pdf|calibrated]] and installed into the wall of the dark box via a custom-designed light-tight frame. |