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37000 Feet | Browse and search NASA's Aviation Safety Reporting System |
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Reporter claims problems with modem and telephone company lines from remote radar site cause slow radar sweep, false targets and handoffs.
| Attributes | |
| ACN | 386546 |
| Time | |
| Date | 199711 |
| Day | Fri |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | atc facility : maf |
| State Reference | TX |
| Environment | |
| Light | Dawn |
| Aircraft 1 | |
| Controlling Facilities | tower : atl |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : approach |
| Qualification | controller : radar |
| Experience | controller radar : 10 |
| ASRS Report | 386546 |
| Events | |
| Anomaly | other anomaly other |
| Independent Detector | other controllera |
| Resolutory Action | none taken : unable |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Navigational Facility |
| Air Traffic Incident | other |
| Situations | |
| Navigational Aid | Unspecified |
Narrative:
San angelo ASR-9 (sjt) is remoted to midland ATCT. Due to modem problems and telephone company problems with remote the sweep slowed 17 times in under 30 mins, generated 4 false targets that displayed 7700 ft at 4 different points on the scope. This also caused/included problems with handoffs and flight progress strips.
Original NASA ASRS Text
Title: RPTR CLAIMS PROBS WITH MODEM AND TELCO LINES FROM REMOTE RADAR SITE CAUSE SLOW RADAR SWEEP, FALSE TARGETS AND HDOFS.
Narrative: SAN ANGELO ASR-9 (SJT) IS REMOTED TO MIDLAND ATCT. DUE TO MODEM PROBS AND TELCO PROBS WITH REMOTE THE SWEEP SLOWED 17 TIMES IN UNDER 30 MINS, GENERATED 4 FALSE TARGETS THAT DISPLAYED 7700 FT AT 4 DIFFERENT POINTS ON THE SCOPE. THIS ALSO CAUSED/INCLUDED PROBS WITH HDOFS AND FLT PROGRESS STRIPS.
Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.