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Status of the USC. proposal for a barrel prototype. H. Álvarez-Pol, J. Benlliure, E. Casarejos, D. Cortina, I. Durán, M. Gascón. 15 th October 2007. Barrel prototype proposal. 1 cm 3 CsI(Tl) + LAAPD Hamamatsu S8664-1010. Materials. Realistic frustum-shaped crystals: Lanzhou
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Status of the USC proposal for a barrel prototype H. Álvarez-Pol, J. Benlliure, E. Casarejos, D. Cortina, I. Durán, M. Gascón 15th October 2007
Barrel prototype proposal 1 cm3 CsI(Tl) + LAAPD Hamamatsu S8664-1010
Materials • Realistic frustum-shaped crystals: • Lanzhou • Hilger • St. Gobain (France and India) • Scionix • LAAPDs Hamamatsu • 2x(10x10) mm2 • Charge Pre-Amplifiers Cremat CR-110 • VME Flash ADC Module • MataCQ 32 • VME based DAQ
Electronic chain Cremat CR110 Charge preamp Dynamic range : < 104 Rate < 1kHz Sampling rate ~ 500 MS/s VME crate GSI-MBS Go4 NIM crate 13 cm gammas shapp.amp CAEN V1729 CsI(Tl) shapp.amp CAEN V1729 protons LAAPD Hamamatsu S8664-1020 ?? Demonstrator meeting, Madrid May-09
Four Preamps motherboard Common bias supply R3B/EXL meeting Milan Oct-06
Hamamatsu prototypes Material • LAAPD from Hamamatsu • Active Area: 2x(10x10) mm2
Proposal for the prototype DAQ MJ2 – main features 1 or 2 GHz sampling frequency on each channel 300MHz bandwidth Analog to digital conversion on 12 bits Full dynamic range : +- 0.5V LSB of 250µV 2560 points per channel Integral non linearity : +- 0.1% Differential non linearity : +- 0.5% Sampling jitter < 20ps RMS Trigger datation with a precision of 50ps RMS Four first level trigger modes Two levels of trigger 32-bit VME and GPIB interfaces Peak power consumption below 25W Already ordered to: http://www.m2j-electronique.com/
Cost estimation • Realistic frustum-shaped crystals: • 2 from Lanzhou …………………………………… 0.0 • 2 from Hilger …………………………………… 3550 • 2 from St. Gobain ………………………………….. 3744 • 2 from Scionix ………………………………… 1280 • LAAPDs Hamamatsu • 5 pieces 2x(10x10) mm2 …………………………… 5707 • R&D ………………………….. 4160 • VME Flash ADC Module • MataCQ 32 ( 4 channels) …………………………….. 3556 ~ 25.500 we can add crystals + PREAMP ~ 8.800
Still Missing • LAAPDs Hamamatsu • 10 pieces 2x(10x10) mm2 …………………………… 13000 • VME DAQ • MataCQ 32 ( 12 channels) …………………………….. 12000 • VME Crate ……………………………………………… 5000 • RIO ………………………………………………………... 6000 • TRIBA ……………………………………………………… ~ 36. 0000