L3 experiment in pictures

These are some pictures of the L3 experiment in GIF format during and after the installation.

5. FORWARD-BACKWARD MUON CHAMBERS

In feb. 1994 the installation of the first half of the forward-backward muon spectrometer has been installed. Naples group is responsible for the RPC (Resistive Plate Chambers) trigger system.

Half door of L3 with the F-B chambers

The forward-backward muon chambers are mounted on the doors of L3 magnet. The support tube is visible.
Another view of the F-B chambers

View of the top part of the spectrometer.
L3 door opened

View of the spectrometer with the magnet door opened. The structure of the spectrometer is visible: one chamber is inside the door, two are outside. The RPC chambers are outside the door.
Other views of the door

Two more views of the door with the forward-backward chambers.
Detail view of one module

View of one module mounted on the magnet door. The cabling inside the support structure and the gas supply pipes are visible.

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