Podcast
Questions and Answers
The ARSR-1E radar system captures digital weather intensity data in addition to the azimuth and range of en route aircraft.
The ARSR-1E radar system captures digital weather intensity data in addition to the azimuth and range of en route aircraft.
False (B)
The ARSR-2 radar systems will cease operation by the year 2025.
The ARSR-2 radar systems will cease operation by the year 2025.
False (B)
ARSR-3 radar systems provide weather intensity data using a five-level weather intensity scale.
ARSR-3 radar systems provide weather intensity data using a five-level weather intensity scale.
False (B)
The ARSR-4 radar's phased array technology allows for electronic redirection of the radar beam.
The ARSR-4 radar's phased array technology allows for electronic redirection of the radar beam.
The altitude data provided by ARSR-4 is precise enough for routine air traffic control separation.
The altitude data provided by ARSR-4 is precise enough for routine air traffic control separation.
The ARSR-1E radar has a peak power transmission of 4 megawatts and a maximum range of 200 nautical miles.
The ARSR-1E radar has a peak power transmission of 4 megawatts and a maximum range of 200 nautical miles.
The ARSR-3 radar was designed in the 1970s to provide primary long-range surveillance in an analog format.
The ARSR-3 radar was designed in the 1970s to provide primary long-range surveillance in an analog format.
The ARSR-4 system is entirely funded by the FAA.
The ARSR-4 system is entirely funded by the FAA.
The ARSR-2 provides digital radar information to the national airspace system.
The ARSR-2 provides digital radar information to the national airspace system.
There are 51 ARSR-4 systems in operation.
There are 51 ARSR-4 systems in operation.
Flashcards
ARSR-1E
ARSR-1E
Original FAA long-range radar system, detects azimuth, range, and analog weather intensity. Connected to a common digitizer (CD).
ARSR-2
ARSR-2
A late 1970s radar that provides the same analog radar information as ARSR-1E.
ARSR-3
ARSR-3
Designed in the 1980s to provide primary long-range surveillance in a digital format. Provides moving target indicator, sensitivity time control, range, azimuth, and three-level weather intensity data.
ARSR-4
ARSR-4
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Common Digitizer (CD)
Common Digitizer (CD)
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Phased Array Radar
Phased Array Radar
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Joint Surveillance System (JSS)
Joint Surveillance System (JSS)
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Study Notes
- Several Air Route Surveillance Radar (ARSR) models are used by the FAA for long-range surveillance.
ARSR-1E
- long-range radar system.
- Based on the FPS-20.
- Peak power transmission of 4 megawatts.
- Maximum range of 200 nautical miles.
- Detects azimuth and range of en route aircraft.
- Provides analog weather intensity data.
- Connected to a common digitizer (CD) to convert analog radar returns into a digitized output.
- Features an integrated secondary surveillance radar system.
ARSR-2
- Provides the same analog radar information as ARSR-1E.
ARSR-3
- Provides primary long-range surveillance in a digital format.
- Digitally provides moving target indicator, sensitivity time control, range, and azimuth information at the radar site.
- Uses a three-level weather intensity scale.
- Peak power output of 5 megawatts.
ARSR-4
- Three-dimensional, long-range, rotating phased array, primary surveillance radar.
- Includes integrated height finder capability.
- Can redirect the radar beam electronically to determine an aircraft’s altitude.
- Provides range and azimuth data
- Supplies aircraft altitude data via the integrated height finder to the military.
- All-digital system providing standard six-level weather intensity data to air traffic controllers.
- Transmits a 60-kilowatt primary radar signal.
- Antenna rotates at 5 rpm.
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