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 © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved www.setileague.org Array2k: Multiple Dishes, Multiple Modes by H. Paul.

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Presentation on theme: " © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved www.setileague.org Array2k: Multiple Dishes, Multiple Modes by H. Paul."— Presentation transcript:

1  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Array2k: Multiple Dishes, Multiple Modes by H. Paul Shuch, Ph.D. Executive Director The SETI League, Inc.

2  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Project Argus All-Sky SurveyAll-Sky Survey 5000 stations5000 stations 4 pi steradians4 pi steradians TVRO dishesTVRO dishes stand-alonestand-alone modest sensitivitymodest sensitivity 10^-23 W/m^210^-23 W/m^2

3  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Drift-Scan vs. Steerable

4  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Array Cost for a Given Sensitivity Mechanical Electronics Total

5  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved RPA

6  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Mills Cross

7  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Multiple Simultaneous Patterns

8  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Feedhorn and LNA

9  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Feed Assembly

10  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Analog Splitter/Combiners

11  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Quadrature Couplers

12  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Wide-Beamwidth Pattern ‘A’

13  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Linear Couplers

14  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Narrow Patterns ‘B’ ‘C’ and ‘D’

15  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Digital Correlator

16  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Steerable Pattern ‘E’

17  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Future Site of Array2k (ostriches not included)

18  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Preliminary Budget (per antenna) Electronics ~ Mechanical Electronics ~ Mechanical Preamps $ 600Dishes$1800 Couplers $1400Mounts$ 500 Cabling $ 500Feedhorns$ 500 Receivers$1500Rotors$1000 Computers$1000Installation$1200 Total$5000=Total$5000

19  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Surprise Donation: 47 Prodelin Offset-fed 1.8 metre solid dishes w/ Az/El mounts

20  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved Corrugated Feedhorns

21  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved First Light: $160, Months

22  © 2001 The SETI League, Inc. Background © Aurore Simonnet All Rights Reserved How To Reach Us 1 (800) TAU-SETI


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