VLA/VLBA Interference Memoranda

Memo Submission

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Memo Number Title Author(s) Date Original PDF
1 RFI Emissions from Vac Ion Pumps L. A. Beno 11/11/92
2 RFI at Saint Croix due To FAA RADAR at L-Band D. S. Bagri 11/11/92
3 US Frequency Allocation and Footnotes for Radio Astronomy and Passive Radio Services W. D. Brundage 11/07/94
4 Tests of the MIT 600 MHz Impulse Detector C. Janes 01/95
5 Strong Interference at the VLA, 1994 C. Janes 02/95
6 Index of Interference Memos S. Lucero 02/95
7 Digital Spectrometer / Autocorrelator for Monitoring RFI C. Janes, C. Broadwell, L. Beno 06/95
8 The VLA IF Interference Monitor C. Janes, R. Jones, D. Jenkins 06/95
9 Presentation of VLA Interference Information on the Web N. Lui, D. Jenkins 09/95
10 Frequency Allocations and Footnotes for Radio Astronomy and Passive Radio Services B. Lilie, W. D. Brundage 07/96
11 Interference at 1330 MHz E. Brinks, C. Janes, P. Lilie 04/05/94
12 A Proposal To Control Local Interference at the VLA B. Brundage, C. Janes 04/25/94
13 Harmonic Emissions Testing of Hand-Held Radios J. Sinnott 01/97
14 Radiated RFI Emissions from the ALMA Test Correlator and 1.6 GHz Digitizers and Comparison To Harmful Levels To VLA Observations R. Armendariz 11/15/00
15 Performance Characterization of the 1-18 GHz Ailtech-Stoddart NM67-CC17 Reciever System Used as Part of the Continous RFI Environmental Monitoring System (EMS) at the VLA R. Armendariz, R. Schmidt 10/02/00
16 Environmental Monitoring Station: Ailtech-Stoddart Receiver Calibration & Integration of NM-67 and CCI-7 and Satellite Tracking Station: Implementation R. J. Schmidt 11/27/00
17 NRAO Clock Recovery Test Fixture Senior Design Project F. Martinez, M. Nunez, S. J. Padilla 05/09/01 Original
18 Radio Frequency Interference Satellite Tracking System (STS) L. Noice, R. Schmidt, E. Szpindor, H. Vahle 05/05/01
19 Radio Frequency Interference Environmental Monitoring System (EMS) A. Nguyen, T. Nguyen, K. Shores 05/05/01
20 KP-VLBA RFI at 610.75 MHz in Radio Astronomy Primary Allocated Band D. Haenichen 07/26/01
21 Digital Spectrometer Autocorrelator 1- 18 GHz Down Converter, EMS Automation, Rohn Tower Repair, and TV Action Updates N. Thomas 07/27/01 Original
22 Radiated RFI Emission Tests of the Motorola 162.025 MHz Radios Currently Used at the VLA and of the Kenwood 410.55/419.55 MHz Radios Proposed as a Replacement R. Armandariz 06/18/01 Original
23 EVLA Radio Frequency Interference Survey from 1-8 GHz, Analysis of EMS System Noise Figure and VLA L-Band Feed Horns E. Reynolds 12/28/01
24 Tests of DW8 RFI Monitor C. Patscheck, D. Mertely 07/01/02
25 Far Sidelobes of VLA & VLBA 25m Antennas at λ 18 cm V. Dhawan [08/02] Original
26 Shielding Tests C. Patscheck 08/02
27 L-Band Shielding Characteristics Of Several Areas of the VLA Site C. Patscheck 08/12/02
28 Shielding Characteristics of the Correlator Room, SLOB, Pedestal and Vertex Rooms at the VLA Site C. Patscheck 08/16/02 Original
29 ATF Shielding Improvements C. Patscheck, R. Ridgeway 08/22/02 Original
30 Computer Emissions Test Summary C. Patscheck 09/16/02
31 EVLA Shielded Chamber Power Offset Test Notes C. Patscheck, R. Ridgeway 10/31/02
32 EVLA Shielded Chamber Characterization, Radiated Emissions Test Protocol, RF Shielding Characterisitcs of Buildings at the VLA Site, and Radiated Emissions Test of MCB Ethernet Switchgear C. S. Patscheck 12/05/02
33 A Frequency Independent Conical Logarithmic Spiral Antenna for Observation of the Atacama Large Millimeter Array (ALMA) Test Site S. Choudhary, R. Ridgeway, K. Shores 09/22/03
34 Notes on RFI Emissions Levels R. Perley 12/21/06 Original
35 VLA Site Generated RFI Control Plan D. Mertely, R. Perley 12/11/06 Original
36 EVLA Vertex Room Sourced RF Propagation Losses D. Mertely, C. Frentzel, B. Hayward 07/01/08 Original
37 VLBA-PT Station Building Sheilding Test Report D. Mertely, C. Barham 06/02/09 Original
38 VLBA-PT Station Building Shielding Test Report Addendum: Shielding Interpolaration and Extrapolation into Untested Frequency Regions D. Mertely, S. Durand 12/03/09 Original
39 VLA Control Building West Shielded Room Shielding Test Report D. Mertely, S. Fennell 05/09/18

Modified on Thursday, 30-Sep-2021 14:22:30 EDT by Library Staff