Prototype TPC

Field cage maximum drift length: 260 mm typical cathode H.V. : - 6 kV

Readout plane effective area: 100 mm×100 mm MWPC GEMs (3-stage) 　 or MicroMEGAS

Rosario L. Reserva, LCWS06@ Bangalore, India

March 9-13, 2006

TPC inside the Jaycee Magnet

JECCEE (or PCMAG) Inner diameter : 850 mm Effective length: 1 m

Readout-ALEPH TPC electronics: 24 amplifiers with 16 channels each digitized by 6 TPDsFASTBUS FADC: 80ns time slice

Pre-amplifier: 500 ns shaping

time

Jacee MagnetInner diameter : 850 mmEffective length: 1 m

Experimental set -up