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%META:TOPICINFO{author="CarlaBeaudet" date="1199720040" format="1.0" version="1.1"}%
%META:TOPICPARENT{name="Electronics.RfiGroup"}%
Green Bank RFI Management 4th Quarter Progress Report (Oct 1 - Dec 31, 2007)
1. Direct Observer Support:
- C band interference reported by JM Hollis traced to system problem.
- RFI Surveys performed for Deshpande A. Yogesh M. and Anish R. using GBT Mon. Station in selected bands between 110 MHz and 1450 MHz. survey results here
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2. NRQZ (Zone 5) Administration:
1OCT07 - 31DEC07
| NRQZ Applications Reviewed | Cycle 6 | YTD |
| | # Requests | # Sites | # Freq | # Requests | # Sites | # Freq |
| Preliminary | | | | 47 | 49 | 61 |
| Private | | | | 239 | 417 | 436 |
| Government | | | | 108 | 108 | 108 |
| TOTAL REVIEWED | | | | 394 | 574 | 605 |
| ERPd restrictions | 0 | 41 |
| Objections | 0 | 38 |
| Site Inspections completed | | 9 |
| Waivered Inspections | | 5 |
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3. WVRAZ:
- Continued monitoring for power line and cable TV RFI.
- Provided input to business office WRT Frontier Communications issue.
- Provided Guest Information brochures and logo CAT5 cables to Rimfire Lodge at Snowshoe.
4. On-Site RFI Mitigation (Zones 1-2):
- Anechoic Chamber testing:
- Request-to-exit Infrared motion detector (component of Keyless Entry System)
- Created mitigation scheme for keyless entry system in collaboration with the system installer; ordered hardware for same.
5. RFI Policy, Instrumentation, Reporting Mechanism, etc:
- GBT Monitoring Station
- Replaced lightning damaged amplifier in channel 3 of GBT monitoring station; added gnded bias T to bleed off static.
- Anechoic Chamber
- Anritsu Spec An MS2602A was repaired and calibrated.
- Lab View installation, windows PC and network connection requested at anechoic chamber.
- RFI Data Base Project
- Articulated project requirements in collaboration with sponsors and end users.
- Was able to secure 75% of Lihong's time to complete web-based data entry forms in Turbo Gears.
- Articulated requirements for the GUI, began backtracking to formulate relational table structure of database.
- Archival Monitoring Options beginning to be articulated.
- Location for NSWC tower donation was determined; waiting for footer specifications from NSWC.
- Completed? repair of RFI shielding compromised by the installation of the new heating/cooling unit installed at 40' RFI trailer.
- 3 meter resolution topography data issues; status???.
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6. Outreach:
7. Other:
- Attended Operations meetings
- Attended 2-day Project Planning Seminar
- Attended 1-day Management Seminar
- Attended RFI/EPO meetings
- Attended NRAO Spectrum Managers Teleconference
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