1. MPPC Test Setup Alam Toro S. 1

2. Objective Characterize main variables in ideal conditions To provide a setup to characterize multiple devices To provide a Closed Volume with controlled temperature 2

3. Main Idea Closed Volume Electronic Readout Main Support 3

4. MPPC, Plates and Pipe Direct Contact Plate Fixing Plate Hole for Screw HAMAMATSU MPPC 4

5. MPPC, Plates and Pipe Direct Contact Plate Fixing Plate Holes Cooling Pipe 5

6. Contact Board Electronic Readout inject heat inside the volume Unknown Changes in Amplifier Gain due to change in temperature For this reason we put the electronic readout outside the closed volme 6

7. 4 MPPC Assembly Electric Contact due to Pressure One single Plate and one single pipe for 4 MPPC Electric contact outside the main volume 7

8. Main Support Support for 16 MPPC 8

9. Main Support MPPC inset Fiber hole Fiber end 9

10. 16 MPPC Assembly Cooling Pipe 10

11. 16 MPPC Assembly 11

12. 16 MPPC Assembly Electronic Board Connected outside the volume 12

13. END 13