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VLBI Broadband Memo Series

007 111307 X1_experiment_plan (Wfrd circular)

A.E. Niell
 
008 060908 Using the DBE1 and
Mk5B+ with merged IF0 and IF1 (geodesy)
A.E. Niell
 
051108 Spurious Signals at MV3
A.Niell
061108 Surious Signal test in DBEI
A.Niell
042508 Results of Westford Dewar Y Factor Measurements
C. Beaudoin
et al.
050208 GGAO Receive Chain Component Configuration Considerations
C. Beaudoin
017 062508

Modification to NASA/Honeywell pcal for 5 MHz repetition rate

A.E.E. Rogers
 
018 070808

GPIB over Ethernet capability, system temperature, and LNA status at MV3

C. Beaudoin
 
019 060808 Preliminary analysis of correlator data from 2008 May 23 GGAO-Westford BBD test
B. Corey
 
020 061008 Modulation during first hour of 2008 May 23 GGAO-Westford BBD test
B. Corey
 
021 061208 Phase cal performance during 2008 May 23 GGAO-Westford BBD test
B. Corey
 
022 061508 Addendum to June 10 memo on “Modulation during first hour of 2008 May 23 GGAO-Westford BBD test”
B. Corey
 
023 101515 Updated: Preliminary test of new “digital” phase calibrator
A.E.E. Rogers
 
024 082708 New scripts and utilities for DBE1 setup and diagnostics
C.Beudoin
 
025 022309 Check of Symmetricon buffers
A.E.E. Rogers
 
026 030309 Phasecal processing
A.E.E. Rogers
 

 
028 021709

Measurement of Westford Broadband focus setting using VLBI

A.E. Niell
 
029 031209 Brief report on Integration and Automation Workshop
Haystack Observatory 2009 Feb 23-25
A.E. Niell
 
030 031209 Results for 2009/049 polarization session – 1: First look at amps, phase differences, and delays
A.E. Niell
 
031 042309 Notes on phase cal extraction, power levels, total rail count, and SNR
C.J. Beaudoin
 
032 042309 Phase Cal Channel-to-Channel Phase Discontinuities
C.J. Beaudoin
 
033 071509 Holographic Processing and Considerations for VLBI2010 Antenna Diagnostics
C.J. Beaudoin
 
034 042309 Phase Cal Amplitude RF Frequency Dependence
C.J. Beaudoin
 
035 120309 Temperature coefficient of optical fiber
A.E.E. Rogers
 
036 052509 VLBI Digital-Backend Intercomparison Testing
A.R. Whitney
 
037 060111 MOBLAS7 and NG SLR Radar Power Level Measurements Collected at GGAO
C.J. Beaudoin
S. Cappallo
038 022712 Computation of saturation overhead improvement in active stages with incorporation of broadband equalization
C.J. Beaudoin
 
039 032813 12m Optical Alignment Procedure
C.J. Beaudoin
 
040 011215 Calibration of switched noise diode and measurement of antenna efficiency
A.E. Niell
 
041.2 021816 SX Observations using Broadband Receiver and RDBE: Revised frequencies
A.E. Niell
R.J. Cappallo
042 082216 Failure and repair of the GGAO broadband cryogenics and receiver
G. Rajagopalan
C. Eckert
043 102716 KPGO 12m Signal Chain Cryo-con Failure Analysis and Repair
C. Ruszczyk
C. Eckert
J. SooHoo
044 062717 VGOS Band and Channel Frequency Configuration
A.E. Niell
045 101917 Effect of warm dewar on system temperature and on geodetic results for GGAO-Westford baseline in session vt7254 (2017/09/11)
A.E. Niell
046 111617 The effect on VGOS broadband group delay of losing one or more bands: example: vt7170 (2017/06/19) GGAO12M-Westford
A.E. Niell
047 012218 Processing the clock break at KOKEE12M in vt7142 (2017/05/22)
A.E. Niell
M. Titus
048 050518 Evaluation of a prototype broadband radome as installed on Westford
A.E. Niell
049.1 081418 VGOS Correlator Clock Model: Comparison of geodetic results for CONT17 data
A.E. Niell
Brian Corey
050 082118 Setting correlator clocks for VGOS CONT17 processing
Brian Corey
Ed Himwich
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