Project FAST- Five hundred meter Aperture Spherical radio Telescope

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Receiver layout• Main focus, -13dB, G/T ~ 2000 m 2 /K• 70MHz - 1GHz,4sets 1-octave band• L – one wide band receiver19 multi-beam receivers• 2 - 3GHz scaled JBO C - band1.23-1.53 GHz multi-beamATA 0.5 – 11GHzLOFAR 120 – 240MHzf - range :1.23-1.53 GHzfeed:19 coaxial hornsf/D: 0.46, less curved than ParkesLNA: HEMT cooledIF:optical fiber cabin - groundBackend:HIPulsarTransientsWSRT 115 – 180MHz46
<strong>FAST</strong> model construction process1. tower2. girder ring3. cementdepression5. actuator4. cable & node
Page 5 and 6: Neutral hydrogen (HI) surveyCosmic
Page 7 and 8: Duffy et alNumber of galaxiesto be
Page 9 and 10: A ‘master’ of VLBI networkBonn1
Page 11 and 12: 2. General Technical SpecificationS
Page 13 and 14: Opening angle - sky coverageSky cov
Page 15 and 16: Frequency range0.13 0.327 1.42 3458
Page 17 and 18: 3.Technical plan- critical technolo
Page 19 and 20: Quick Bird Fly Oct. 6, 200519
Page 21 and 22: Central part of sphere is close to
Page 25 and 26: Three main parts of cabin suspensio
Page 27 and 28: Measurement - precise, quick and in
Page 31 and 32: Receiver -- Schematic DiagramFeed+
Page 33 and 34: Exploration in depression site and
Page 35 and 36: Prototyping the back-structureof re
Page 37 and 38: Spatial truss backup (costly)Deform
Page 39 and 40: Prime focus position controlExperim
Page 41 and 42: NCollaboration with MT and TUDOptim
Page 43 and 44: • under the wind 8m/s, 1st adjust
Page 45: CCD:20Hz;0.5cmDGPS:10Hz;1cmLaser Tr
Page 49 and 50: 5. Current state of FAST projectTot

Project FAST- Five hundred meter Aperture Spherical radio Telescope

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