ATA Memo Series

95. Cooling the ATA PLP Feed in the Vacuum Dewar  Jack Welch, Matt Fleming May 2014
available as: PDF (1.7 MB)

94. Signal TransmissionThrough the LP Feed Glass Dewar  Jack Welch, Matt Fleming May 2014
available as: PDF (899 kB)

93. Evaluation of Symbol-Wise Autocorrelation for the setiQuest Project  Ian S. Morrison, August 2011
available as: PDF (1.6 MB)

92. SonATA Zero: A Prototype All-software SETI Detector G. R. Harp, T. Kilsdonk, J. Jordan, February 1996
available as: MS Word (326 kB)

91. Analysis of Crosstalk and Antenna Coupling at the Allen Telescope Array  Garrett “Karto” Keating/ATA, March 2013
available as: PDF (3 MB) 

90. Noise Performance of the New ATA Cooled Feed  Jack Welch, Matt Fleming, Greg Engargiola, Rob Spencer, Dave DeBoer, Sandy Weinreb, Jill Tarter, May 2013
available as: PDF (90 MB) MS Word (15 MB)

89. The ATA Commensal Oberving System Peter K. G. Williams, January 2012
available as: PDF (298 kB)

88. Wide field polarization calibration in the image plane using the Allen Telescope Array M. de Villiers and C. J. Law, October 2010
available as: PDF (4.1 MB)

87. On-Axis Polarization Calibration with the ATA C. J. Law and M. de Villiers, October 2010
available as: PDF (1.0 MB)

86. ATA Mapping of the Geostationary Belt Toward RFI Excision G. R. Harp, July 2009
available as: PDF (299 kB) MS Word (532 kB)

85. Imaging at Subsecond Rates with the ATA Casey J. Law, David MacMahon, and Melvyn Wright, August, 2009
available as: PDF (4.6 MB) (ver. 2)

84. Extended ATA Telescope with Outrigger Stations Melvyn Wright, Rick Forster, Jack Welch, and Don Backer, June, 2009
available as: PDF (14MB) PS (gzipped; 1.1 MB)

83. Antenna Gain, Pointing, Primary Beam and Bandpass Calibration David MacMahon and Melvyn Wright, June, 2009
available as: PS (gzipped; 1.2MB)

82. The Dependence of ATA System Gain Stability on Temperature of the PAX Box Jack Welch, Rick Forster, and Gary Gimblin, June, 2009
available as: PDF (275kB)

81. Planned Upgrade of the ATA Feed Wm. J. Welch and Matt Fleming, June, 2009
available as: PDF (1248kB)

80. Plans for ATA Feed Pattern Measurements Using Holography Jack Welch and Matt Fleming, June, 2009
available as: PDF (257kB)

79. GPS Satellite CW Tones Measured with Prelude Mike Davis, March, 2006
available as: PDF (193kB)

78. Frequency Dependence of ATA Antenna Effective Area and Beamwidth with Focus Set for 6GHz Jack Welch, 27 October, 2007
available as: abstract PDF (36kB)

77. Complex to Real Conversion Wilbur Lynn Urry, 29 January, 2008
available as: abstract PDF (36kB)

76. Mapping Extended Structure with the Homogenous ATA Jack Welch and Rick Forster, March 12, 2008
available as: abstract PDF (470kB)

75. Handbook of 1.4 GHz Phase Calibrators for ATA G. R. Harp, June 18, 2007
available as: abstract PDF (892kB)

74. Simulations of Primary Beam Sidelobe Confusion with the ATA Primary Beam G. R. Harp and M.C.H. Wright, May 20, 2007
available as: abstract PDF (128kB)

73. The ATA Correlator W.L. Urry, M.C.H. Wright, M. Dexter, D. MacMahon, February 16, 2007
available as: abstract PDF (1372kB)

72. The ATA Servo Loop G.R. Harp, November 16, 2006
available as: abstract PDF (128kB)

71. Cross Correlating Interferometer Beams for Discrimination of Radio ETI Signals G.R. Harp, July 25, 2006
available as: abstract PDF (237kB)

70. The ATA Imager Update W.L. Urry, May 18, 2006
available as: abstract PDF (237kB)

69. Initial Test Experiments with a Beamformer at the Allen Telescope Array R. Ackermann, August 5, 2005
available as: abstract PDF (237kB)

68. Some Thermal Issues Regarding the ATA Node Air System W. J. Welch, March 23, 2005
available as: abstract PDF (485kB)

67. Noise testing of the active and passive baluns for the ATA N. Wadefalk and S. Weinreb, September 7, 2004
available as: abstract PDF (373kB)

66. Expected Properties of the ATA Antennas W.J. Welch and D.R. DeBoer, July 18, 2004
available as: abstract PDF (171kB)

65. Holography at the ATA G.R. Harp and R.F. Ackermann, March 23, 2004
available as: abstract PDF (2.1MB)

64. Frequency Coverage of the ATA Front-End (Draft) et al, March 19, 2004
available as: PDF (1.1MB)

63. Notes on Deuterium Detection with the Allen Telescope Array G.C. Bower and M.C.H. Wright, February 13, 2004
available as: abstract PDF (345kB)

62. Automatic Interference Mitigation in Large N Correlator Systems Using an Eigenfilter W. L. Urry, January 15, 2004
available as: abstract PDF (262kB)

61. Pointing the ATA Dishes G.R. Harp, D.R. DeBoer and G.C. Bower, December 3, 2003
available as: abstract PDF (333kB)

60. Measurements of the Allen Telescope Array Performance as an Interferometer D.R. DeBoer and R.A. Ackermann, November 23, 2003
available as: abstract PDF (1.2MB)

59. Imaging With a 32-Antenna Allen Telescope Array M.C.H. Wright and G.R. Harp, October 6, 2003
available as: abstract PDF (811kB) HTML

58. J-MIRIAD: Java Wrappers for MIRIAD Methods G.R. Harp and M.C.H. Wright, October 6, 2003
available as: abstract PDF (252kB)

57. Beamforming for Blind Surveys at the ATA G.R. Harp, September 11, 2003
available as: abstract PDF (177kB)

56. Generation of Unwanted EM Modes in the ATA Feed Dewar W.J. Welch, June 30, 2003
available as: abstract PDF (263kB)

55. Phase Stability of ATA Fiber Optic Cables J.W. Dreher, March 19, 2003
available as: abstract PDF (178kB)

54. Tests of an ATA Amplifier and Fiberoptic Link R. Plambeck, J. Cartwright and D. Thornton, January 13, 2003
available as: abstract PDF (1.2MB)

53. EPFD Measurements on GPS and Iridium at the RPA N. Imara, January 7, 2003
available as: abstract PDF (269kB)

52. Allen Telescope Array Imaging M. Wright, November 25, 2002
available as: abstract PDF (154kB)

51. Customized Beam Forming at the Allen Telescope Array G. R. Harp, August 12, 2002
available as: abstract PDF (2.3MB)

50. The Antenna Configuration of the Allen Telescope Array D.C.-J. Bock, January 8, 2003
available as: abstract PDF (606kB) Data file: config_o3_1.txt

49. Evaluating the TRW and ATA Feeds D. R. DeBoer, June 4, 2002
available as: abstract PDF (432 kB)

48. Proposed Modifications of the ATA Feed Tip G. Engargiola, June 4, 2002
available as: abstract PDF (1.13MB)

47. Wide Field Imaging Issues for the ATA R. Ekers and G. C. Bower, April 4, 2002
available as: abstract PDF (334 kB)

46. Broadband Amplitude Calibration of the ATA W. J. Welch and D. C.-J. Bock, March 28, 2002
available as: abstract PDF (285 kB)

45. Non-Planar Log-Periodic Antenna Feed for Integration with a Cryogenic Microwave Amplifier G. Engargiola, February 18, 2002
available as: abstract PDF (1.3MB)

44. Digital Tests of Quadrature Downconverters L. R. D'Addario, February 18, 2002
available as: abstract PDF (214 kB)

43. Digital Processing Architecture of the ATA L. R. D'Addario, February 18, 2002
available as: abstract PDF (244 kB)

42. Performance Tests of Quadrature Downconverters L. R. D'Addario, January 21, 2002 (February 18, 2002)
available as: abstract PDF (145 kB)

41. ATA Digital Subsystem: Breadboard Circuits L. R. D'Addario, January 20, 2002 (February 18, 2002)
available as: abstract PDF (198 kB)

40. Processing Architectures For Complex Gain Tracking L. R. D'Addario, October 25, 2001 (February 18, 2002)
available as: abstract PDF (128 kB)

39. The ATA Imager W. L. Urry, January 28, 2002
available as: abstract PDF (121kB)

38. Noise Temperature and Gain of a Balanced Antenna Driving Differential LNA's S. Weinreb and N. Wadefalk, January 7, 2001
available as: abstract PDF (845kB)

37. Simulations of Narrow-Band Phased-Array Null Formation for the ATA G. C. Bower, December 7, 2001
available as: abstract Postscript (gzipped) (1.2MB) PDF (1.8MB)

36. Cancelling Satellite Interference at the Rapid Prototyping Array. A Comparison of Voltage and Power Domain Techniques D. A. Mitchell and G. C. Bower, December 7, 2001
available as: abstract Postscript (gzipped) (1.3MB) PDF (783kB)

35. Tapered Microstrip Balun for ATA Feed Development (Revision history) G. Engargiola , December 6, 2001
available as: abstract PDF (1.7MB)

34. An FX Software Correlator at the RPA G. R. Harp and R. F. Ackerman, November 12, 2001
available as: abstract Postscript (gzipped) (2.2MB) PDF (892kB)

33. Pointing/Trajectory Considerations for the ATA (Revision history) D. R. DeBoer, October 25, 2001
available as: abstract Postscript (gzipped) (1.8MB) PDF (520kB)

32. Notes on Configuration for the ATA T. T. Helfer, September 18, 2001
available as: abstract Postscript (gzipped) (3.5MB) PDF (570kB)

31. Application of Wiener and Adaptive Filters to GPS and Glonass Data from the Rapid Prototyping Array G. C. Bower, August 2, 2001
available as: abstract Postscript (gzipped) (1.8MB) PDF (664kB)

30. Astronomical Imaging with the ATA - III M. Wright, May 22, 2001
available as: abstract Postscript (gzipped) (197kB) PDF (27kB)

29. Interactions Between the LP Feed and the Shroud and Reflectors W. J. Welch, May 18, 2001
available as: abstract Postscript (gzipped) (4.8MB) PDF (1.2MB)

28. Delay and Fringe Rotation in Digital Beam Formers (Revision history) W. L. Urry, May 16, 2001
available as: abstract Postscript (gzipped) (385kB) PDF (209kB)

27. Notes on Delay and Phase Tracking for the ATA L. R. D'Addario, May 16, 2001
available as: abstract Postscript (gzipped) (95kB) PDF (73kB)

26. RFI Survey at the RPA G. R. Harp and R. F. Ackermann, May 2, 2001
available as: abstract Postscript (gzipped) (14MB) PDF (280kB)

25. An Offset Gregorian Optical System for the Allen Telescope Array W. J. Welch, April 26, 2001
available as: abstract Postscript (gzipped) (12MB) PDF (183kB)

24. Correlators: General Design Considerations L. R. D'Addario, April 13, 2001
available as: abstract Postscript (gzipped) PDF

23. A System Level Description of the ATA (Revision history) D. R. DeBoer and J. W. Dreher, April 23, 2003
available as: abstract PDF (783kB)

22. Generalization of the Memoryless Corner Turner to the Non-Square Case L. R. D'Addario, April 2, 2001
available as: abstract Postscript (gzipped) PDF

21. 350-Antenna Sample Configurations for the Allen Telescope Array D. Bock, March 26, 2001
available as: abstract Postscript (gzipped) PDF (Figure 8, PDF)

20. RAL Configuration Science Requirements for the Allen Telescope Array D. Bock, March 26, 2001 (February 5, 2002)
available as: abstract PDF

19. Mapping the Antenna Gain at the RPA G. R. Harp and R. F. Ackermann, March 20, 2001
available as: abstract Postscript (gzipped) PDF

18. The ATA RF-IF Converter D. DeBoer, March 19, 2001
available as: abstract Postscript (gzipped) (b/w) PDF

17. Effects of the Sun and RFI on the ATA Offset Gregorian Antenna (Revision history) D. DeBoer and G. Bower, March 1, 2001
available as: abstract Postscript (gzipped) PDF

16. The ATA Offset Gregorian Antenna D. DeBoer, February 13, 2001
available as: abstract Postscript (gzipped) PDF

15. 50-antenna sample configurations for the Allen Telescope Array D. Bock, November 1, 2000
available as: abstract Postscript (gzipped) PDF

14. A Corner Turner Architecture W. L. Urry, November 17, 2000
available as: abstract Postscript (gzipped) PDF

13. Forming a Broadband Null with the ATA Using the Tree Algorithm W. J. Welch, November 2, 2000
available as: abstract Postscript (gzipped) PDF

12. Array Processing Estimates for the ATA A. E. E. Rogers, November 2, 2000
available as: abstract Postscript (gzipped) PDF

11. Astronomical Imaging with the Allen Telescope Array - II. M. Wright, November 1, 2000
available as: abstract Postscript (gzipped) PDF

10. The FFT as a Filter Bank. W. L. Urry, October 30, 2000
available as: abstract Postscript (gzipped) PDF

9. Confusion, Dynamic Range and Array Size for the ATA. G. C. Bower, October 9, 2000
available as: abstract Postscript (gzipped) PDF

8. The "SETI Efficiency" of Array Radio Telescopes. F. Drake, August 14, 2000
available as: abstract PostScript PDF

7. Forming Nulls Toward Satellites. W. J. Welch, August 1, 2000
available as: abstract Postscript (gzipped) PDF

6. Feed Input Losses. W. J. Welch and G. Engargiola, August 1, 2000
available as: abstract Postscript (gzipped) PDF

5. The Winds of Hat Creek. D. R. DeBoer, July 11, 2000
available as: abstract Postscript (gzipped) PDF

4. Drive Equations for the Rapid Prototype Array Antennas. D. Bock, May 15, 2000
available as: abstract Postscript (gzipped) PDF

3. The Rapid Prototype Array (RPA) Feed. D. R. DeBoer, November 22, 1999
available as: abstract Postscript (gzipped) PDF

2. Beam Forming and RFI Elimination with the 1hT. W. J. Welch and J. W. Dreher, September 20, 1999
available as: abstract Postscript (gzipped) PDF

1. Astronomical Imaging with the One Hectare Telescope. M.C.H.Wright, December 1998
available as: abstract Postscript (gzipped) PDF