Interference Protection Group meeting 10/27/98 Agenda Minutes of 9/22/98 meeting Interference call-out reports Review of action items: 1. RFI initiatives with SKA and the VLA (Rick) 2. Advice to Computing Division on computer shielding (Rick) 3. Measurement of GBT receiver room shielding (Chuck) 4. Technical seminar on RFI suppression requirements and techniques (Rick) 5. RFI suppression and feature of the new Education Center (Frank) 6. FCC Class B requirements and test procedures (Rick, Chuck) Requirement for a turret for anechoic chamber 7. Air Force use of the G.P.S. L3 signal at 1383.3 MHz (Mark) 8. Site radio system tests (Chuck) 9. L.O.'s, filters, detectors, and power splitters for anechoic chamber (Rick, Rich) 10. Monitor station design (Rick) 11. Publicly available version of RFI measurements of GBT equipment (Chuck) 12. GBT feed arm servo system RFI measurements (Tim, Chuck) 13. Cal and sig/ref switching system system for anechoic chamber (Rich, Chuck, Rick) 14. PC and workstation shielded test box (Chuck) 15. GBT RFI 'harmful levels' document (Rick) 16. RFI measurement mobile cart (Rich, Chuck) 17. Use of spectral processor with anechoic chamber (Rick) Summary of new action items Next meeting time/date