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T0 Detector Database
Karolina Kolos Tomasz Malkiewicz
Department of PhysicsUniversity of Jyväskylä
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Main sources of information concerning T0
detector

• 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.ch8080/rabbit/
• - detailed characteristics of T0 components,
  e.g. time and amplitude properties of each PMT
• Login User guest
• Password visitor

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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

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Main sources of information concerning T0
detector

• ServoTech http//alice-servotech.web.cern.ch/AL
  ICE-ServoTech/
• - detector services
• - T0 cables and fibers
• - accessible also through Rabbit
• 2. Web sites, documents http//www.jyu.fi/scie
  nce/laitokset/fysiikka/en/research/accelerator/ali
  ce/detector.html and http//www.if.pw.edu.pl/ali
  ce/

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Dictionary Wizard part 1 Dictionary Wizard part 1
Component code Component name
T0_ARRAY T0 Array of Detector Units
DU T0 Detector Unit
QUARTZ_RAD Quartz Radiator
PMT Photomultiplier Tube (FEU-187)
PMT_BASE Photomultiplier Base
SHOEBOX T0 Shoebox
LCS T0 Laser Calibration System
PILAS Picosecond Injection Laser PIL040G 408nm
ATTENUATOR Digital Variable Attenuator DA-100
FE T0 Fast Electronics
FANOUT T0 FanOut Module
QTC T0 Charge to Time Converter
CFD T0 Constant Fraction Discriminator
VDL T0 Variable Delay Line
OR T0 Logical Unit OR
MT T0 Mean Timer
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Dictionary Wizard part 2 Dictionary Wizard part 2
Component code Component name
TVDC T0 Vertex Digital Converter
MPD T0 Multiplicity Discriminator
LVDS_NIM LVDS-NIM Converter
NIM_LVDS NIM-LVDS Converter
TTL_NIM TTL-NIM Converter
TTL_DDL TTL-DDL Unit
LED CAEN V895 Leading Edge Discriminator
T0TU T0 Trigger Unit
SCALER CAEN V830 Scaler Module
MAGISTU MAGISTU-A3486 HVLV Multichannel System
HV/LV_FILTER FILTER-A3000NF HVLV Multichannel System
GATE_GEN T0 Gate Generator and Reference Point
ELMB_DAC Embedded Local Monitor Board and Digital to Analog Converter (designed in Warsaw)
TRANSLATOR Phillips 726 ELC/NIM/TTL Translator
OPTICAL_BOX T0 Optical Box6.8U
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Dictionary Wizard part 3 Dictionary Wizard part 3
Component code Component name
POWER_BOARD CAEN SY 1527 8U Floating Power Supply Board
OPT_BRIDGE CAEN 2718 VME-PCI Optical Link Bridge
PREPULSER T0 Prepulser
READOUT T0 Readout Module
TRM TDC Readout Module
DRM Data Readout Module
CPDM T0 Clock Pulse Distribution Module
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Rabbit part 1 Rabbit part 1 Rabbit part 1
Component name Component part Composites
T0_ARRAY T0-A DU_00 ..._11
T0_ARRAY T0-C DU_12 ..._23
DU_(00...23) QUARTZ_RAD
DU_(00...23) PMT
DU_(00...23) PMT_BASE
DU_(24_spare...29_spare) QUARTZ_RAD
DU_(24_spare...29_spare) PMT
DU_(24_spare...29_spare) PMT_BASE
SHOEBOX Shoebox-A T0 Amplifier Board_00..._11
SHOEBOX Shoebox-C T0 Amplifier Board_12..._23
LCS PILAS
LCS ATTENUATOR
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Rabbit part 2 Rabbit part 2 Rabbit part 2
Component name Component part Composites
FE FANOUT(_0..._5)
FE QTC(_0..._5)
FE QTC_strobe
FE CFD(_0..._5)
FE CFD(_6_spare, _7_spare)
FE VDL(_0..._5)
FE OR(-A, -C)
FE MT
FE TVDC
FE MPD
FE LVDS_NIM(_00..._13)
FE NIM_LVDS
FE TTL_NIM
FE LED(_0, _1)
FE T0TU
FE SCALER(_0, _1)
FE MAGISTU
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Rabbit part 3 Rabbit part 3 Rabbit part 3
Component name Component part Composites
FE HV/LV_FILTER
FE GATE_GEN
FE ELMB_DAC
FE TRANSLATOR(_0, _1)
FE OPTICAL_BOX
FE POWER_BOARD
FE OPTICAL_BRIDGE
FE PREPULSER
READOUT TRM-1
READOUT TRM-2
READOUT DRM
READOUT CPDM