Detectors

Some pictures taken just before starting dismounting. The beam pipes have been already disconnected.

The 90 degree configuration.

The liquid hydrogen target has been installed. (Left: the target cell, Right: the system is installed on the chamber.)

A wooden deck is installed beneath the target.

Reconfigured for the liquid hydrogen target: All the seven quads are mounted on the northern (Berkeley-western) hemisphere.

On the final day of the first configuration (these pictures were taken immediately before we started the reconfiguration).

A LaBr₃ scintillator has been installed.

¹⁵²Eu source at the center of the eastern hemisphere.