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The Advanced Modular Incoherent Scatter Radar (AMISR)
Project Review and Initial Results
Michael C. Kelley1, Craig Heinselman2, Rodolfo Cuevas1, Brenton Watkins3
1Cornell University2SRI International Inc.3University of Alaska, Fairbanks
AMISR Acronyms and Terms
AMISR: Advanced Modular Incoherent Scatter RadarAEU: Antenna element unitPCU: Panel Control UnitPanel: Smallest building blockGroup: Set of PanelsFace: Set of Groups
AMISR
384 Panels, 12,288 AEUs3 DAQ Systems
3 Scaffold Support Structures
Courtesy of C. J. Heinselman
AMISR
Three new IS radarsModular / transportable / reconfigurablePhased array / rapid steeringSolid state / no warm-upHeavily networked / graceful degradation430-450 MHz TX frequency range~2MW peak power per radar (10% duty)1µs to 2ms pulses
AMISR Ion Velocity Estimation
Courtesy of C. J. Heinselman
Tristatic Configuration
~100 km
E-region altitude profile
Courtesy of C. J. Heinselman
Imaging Ionospheric Structure
Courtesy of C. J. Heinselman
Future Configurations
Max Sensitivity12 x 24 panels
3-Face Full Coverage16 x 8 panels per face
Equatorial32 x 1 panel
PMSE Radar/Wind Profiler
2 x 4 panel
Courtesy of C. J. Heinselman
AMCSR – Advanced Modular Coherent Scatter Radar (Interferometry)
Courtesy of C. J. Heinselman
AMISR Coverage – Poker Flat
350 km, 1 x 10 11, 10%
PFRR
150 km, 1 x 10 11, 10%
2
Log(Num
berof Pulses)
3
4
Courtesy of C. J. Heinselman
AMISR Coverage – Global Context
ISRsSuperDarnAllsky ImagersSatellites
Courtesy of C. J. Heinselman
AMISR at Jicamarca - Results
AMISR at Jicamarca - Results
AMISR at Jicamarca - Results
440 MHz 50 MHz
AMISR at HAARP - Results
AMISR at HAARP - Results
AMISR at HAARP - Results