On the right side are the PMTs and on the left the finished modules.
The "control center" for the tests.
This is the dark room with finished modules. All the PMTs were tested in here
This is all what's inside the pressure sphere. You can see the PMT with the
printed circurit board poured in gel.
This pictures are already from California.
This is the main power supply cable during the conectorizing of the breakouts.
Like for the optical cables you need breakouts for each tube to supply each
PMT with the proper high voltage.
Something what you won't see at South Pole :)
Newport Beach In California