VLBA Test Memos

Memo Submission

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Memo Number Title Author(s) Date Original PDF
10 Summary of First VLBA Test Coordination Meeting, Sept. 15, 1987 C. Walker 09/29/87
11 VLBA Test Coordination Meetings for Oct. and Nov. C. Walker 12/09/87
12 Test Coordination Meeting, Dec. 15, 1987 C. Walker 12/21/87
13 Test Coordination Meeting, Jan. 19, 1988 C. Walker 02/08/88
14 Test Coordination Meeting, Feb. 16 1988 C. Walker 02/22/88
15 Test Coordination Meeting, Mar. 15, 1988 C. Walker 03/16/88
16 Temperature Stability Tests P. Rhodes 04/06/88
17 Test Coordination Meeting, Apr. 19, 1988 C. Walker 04/25/88
18 Remote Observing P. J. Rhodes 06/30/88
19 Test Coordination Meetings for May, June, and July, 1988 C. Walker 07/26/88
20 Report on Pie Town in ATD-5 J. Ray, J. Ryan, C. Ma, D. Shaffer 02/24/89
21 Lessons from the March 27 1989 CDP Observations R. C. Walker 1989
22 Pointing, Gains, and System Temperatures - I R. C. Walker 11/22/89
23 Pointing Histories R. C. Walker 12/28/89
24 Pointing Improvements, I. R. C. Walker 05/91 Original
25 Summary of Pointing and Gain Results - June 27-28 and July 8-13, 1991 C. Walker 07/19/91
26 Summary of Results of Focus-Rotation Raster Tests at 1.3CM C. Walker 12/10/91
27 Frequency Dependence of VLBA System Temperatures and Gains J. A. Biretta 12/14/91
28 Focus vs. Elevation on the VLBA Antennas R. C. Walker 01/15/92
29 Choice of Phase Calibration Frequencies for Processing on Haystack MKIII Correlator A. E. E. Rogers 01/23/92
30 An Example of What Rain/Snow Can do To 4cm Sensitivity with the Dichroic System C. Walker 03/19/92
31 13 JAN 1992 VLBA Geodesy Experiment R. C. Walker 03/20/92
32 Los Alamos Phase Cal Variations C. Walker 04/14/92
33 VLBA Gains and System Temperatures from March and April Data R. C. Walker 05/13/92
34 New Pointing Equations for VLBA Antennas R. C. Walker 05/14/92
35 Phase Cal Variations C. Walker 06/23/92
36 Current Status of Phase Cal Phase Stability D. S. Bagri 08/04/92
37 VLBA Antenna Horizons A. J. Beasley, D. Medcalf 08/15/92 Original
38 90 and 50 cm System Status D. S. Bagri 08/25/92
39 Phasecal Phase Stability with the new Pulsecal Generator at Pie Town D. S. Bagri 09/22/92
40 VLBA Sensitivities R. C. Walker 01/11/93
41 Focus and Rotation R. C. Walker 01/25/93 Original
42 Pulsecal Phase Stability - Current Status D. Bagri 03/01/93 Original
43 Calibrator Flux Densities R. C. Walker 04/30/93
44 VLBA Antenna Horizons - MK A. J. Beasley, D. Medcalf 05/15/93
45 Relative Humidity Measurements at VLBA, VLA, and AOC Sites C. Janes, B. R. Martin 08/27/93
46 VLBA System Temperatures and Efficiencies R. C. Walker 12/13/93
47 Test and Repair of AOC PBD - Oct/Nov 93 R. Weimer 12/93
48 Problems with Internet at Kitt Peak VLBA from RFI C. Janes, D. Ross 06/20/94
49 Front-end / IF Passband Measurements at St. Croix B. Brundage, J. Oty 03/95
50 GPS-VLBI Clock Differences R. C. Walker 05/15/95 Original
51 Wide Band Sensitivity Measurements on the VLBA A. Hronek, R. C. Walker 03/19/96 Original
52 Mark 4 Format Test J. D. Romney 04/23/96
53 VT006 — MklV Test Results at the VLBA Correlator J. S. Ulvestad 01/10/97
54 Calibrating the Electric Vector Position Angle with the VLBA Pulse Calibration System K. J. Leppänen 01/24/97 Original
55 Phase Response of VLBA 16-MHz IF Bands J. S. Ulvestad 02/06/97
56 Investigation of VLBA Azimuth Wheel Bearing Failures J. E. Thunborg 07/97
57 Options for VLBA Antenna Suface Measurement B. Butler 03/18/98
58 The time interval where pulse cal tones can demonstrate curious cross correlation L. Kogan 03/24/98
59 Astigmatism on VLBA Antennas B. Butler 10/07/98 Original
60 VLBA Fringe-Finder Survey A. Markowitz, J. Wurnig 12/01/98 html
61 Pointing Improvements Using Rail Height Information R. C. Walker 01/04/99 Original
62 Simulations of Some Types of Holography Errors for VLBA Antennas B. Butler 04/30/99 Original
63 Azimuth Drive Wheels J. Ruff 11/18/99
64 Checking VLBA Polarization Using the Squint C. Walker 05/14/01
65 Results of a VLBA PN3DB Test C. Walker 05/29/01
66 Fixing the 0.7° VLBA Pointing Wobble W. Brisken 08/28/01 Original
67 Focus on the VLBA R. C. Walker 10/03/01 Original
68 The Need for Ionospheric Corrections at 5 GHz J. Ulvestad, H. Schmitt 12/26/01 Original
69 Inappropriate EOP on the VLBA Correlator R. C. Walker, et al. 10/06/05 Original
70 VLBA Slew Rates C. Walker 05/04/10 Original
71 VLBA Wheel and Axle Design J. E. Thunborg 07/10/14 Original
72 Pointing and Gain Measurements on the VLBA R. C. Walker 03/01/15
73 VME Transition VLBA Pointing Issues J. Blanchard 07/28/21
74 VLBA Pointing Stability B. Clark 06/22/22
75 Determining Rail Behavior From Pointing Measurements B. Clark 08/26/22
76 Rail Determination from Pointing Measurements at BR B. Clark 01/10/23
77 Flux Calibration Issues in RDBE DDC-mode Data L. Tremou, et al. 06/28/24







Modified on Friday, 28-Jun-2024 14:26:21 EDT by Library Staff