1. T0 Detector Database Karolina Kolos Tomasz Malkiewicz Department of Physics University of Jyväskylä

2. K.Kolos, T.Malkiewicz7 December 20072 1.DCDB: http://dcdb.cern.ch/dcdb/ Dictionary Wizard: http://dcdb.cern.ch/dictwizard/ - all T0 components, e.g. PMT, SHOEBOX, etc. enumerated Login:User: guest Password: visitor Rabbit: http://dcdbappl1.cern.ch:8080/rabbit/ - detailed characteristics of T0 components, e.g. time and amplitude properties of each PMT Login: User: guest Password: visitor Main sources of information concerning T0 detector :

3. K.Kolos, T.Malkiewicz7 December 20073 Main sources of information concerning T0 detector : Racks Depot - racks and crates; T0 racks: O18 (1TOOU2YO18), O19 (1TOOU2YO19), CR4-Z04 (1XXXC4YZ04) Login:User: guest Password: visitor Survey Depot - T0 alignment; position of T0-A and T0-C based on ALICE surveys Login:User: guest Password: visitor

4. K.Kolos, T.Malkiewicz7 December 20074 Main sources of information concerning T0 detector : ServoTech: http://alice-servotech.web.cern.ch/ALICE-ServoTech/ - detector services - T0 cables and fibers - accessible also through Rabbit 2. Web sites, documents: http://www.jyu.fi/science/laitokset/fysiikka/en/research/accelerator/alice/detector.html and http://www.if.pw.edu.pl/~alice/

5. K.Kolos, T.Malkiewicz7 December 20075 Dictionary Wizard part 1 Component codeComponent name T0_ARRAYT0 Array of Detector Units DUT0 Detector Unit QUARTZ_RADQuartz Radiator PMTPhotomultiplier Tube (FEU-187) PMT_BASEPhotomultiplier Base SHOEBOXT0 Shoebox LCST0 Laser Calibration System PILASPicosecond Injection Laser PIL040G 408nm ATTENUATOR Digital Variable Attenuator DA-100 FET0 Fast Electronics FANOUTT0 FanOut Module QTCT0 Charge to Time Converter CFDT0 Constant Fraction Discriminator VDLT0 Variable Delay Line ORT0 Logical Unit OR MTT0 Mean Timer

6. K.Kolos, T.Malkiewicz7 December 20076 Dictionary Wizard part 2 Component codeComponent name TVDCT0 Vertex Digital Converter MPDT0 Multiplicity Discriminator LVDS_NIMLVDS-NIM Converter NIM_LVDSNIM-LVDS Converter TTL_NIMTTL-NIM Converter TTL_DDLTTL-DDL Unit LED CAEN V895 Leading Edge Discriminator T0TUT0 Trigger Unit SCALER CAEN V830 Scaler Module MAGISTU MAGISTU-A3486 HV&LV Multichannel System HV/LV_FILTER FILTER-A3000NF HV&LV Multichannel System GATE_GENT0 Gate Generator and Reference Point ELMB_DAC Embedded Local Monitor Board and Digital to Analog Converter (designed in Warsaw) TRANSLATORPhillips 726 ELC/NIM/TTL Translator OPTICAL_BOXT0 Optical Box6.8U

7. K.Kolos, T.Malkiewicz7 December 20077 Dictionary Wizard part 3 Component codeComponent name POWER_BOARD CAEN SY 1527 8U Floating Power Supply Board OPT_BRIDGE CAEN 2718 VME-PCI Optical Link Bridge PREPULSERT0 Prepulser READOUTT0 Readout Module TRMTDC Readout Module DRMData Readout Module CPDMT0 Clock Pulse Distribution Module

8. K.Kolos, T.Malkiewicz7 December 20078 Rabbit part 1 Component nameComponent partComposites T0_ARRAY T0-ADU_00..._11 T0-CDU_12..._23 DU_(00...23) QUARTZ_RAD PMT PMT_BASE DU_(24_spare...29_spare) QUARTZ_RAD PMT PMT_BASE SHOEBOX Shoebox-AT0 Amplifier Board_00..._11 Shoebox-CT0 Amplifier Board_12..._23 LCS PILAS ATTENUATOR

9. K.Kolos, T.Malkiewicz7 December 20079 Rabbit part 2 Component nameComponent partComposites FE FANOUT(_0..._5) QTC(_0..._5) QTC_strobe CFD(_0..._5) CFD(_6_spare, _7_spare) VDL(_0..._5) OR(-A, -C) MT TVDC MPD LVDS_NIM(_00..._13) NIM_LVDS TTL_NIM LED(_0, _1) T0TU SCALER(_0, _1) MAGISTU

10. K.Kolos, T.Malkiewicz7 December 200710 Rabbit part 3 Component nameComponent partComposites FE HV/LV_FILTER GATE_GEN ELMB_DAC TRANSLATOR(_0, _1) OPTICAL_BOX POWER_BOARD OPTICAL_BRIDGE PREPULSER READOUT TRM-1 TRM-2 DRM CPDM