Jan controller expressed concern regarding radar equipment.

Attributes
ACN	613197
Time
Date	200404
Day	Fri
Place
Locale Reference	airport : jan.airport
State Reference	MS
Person 1
Affiliation	government : faa
Function	controller : local
Qualification	controller : radar controller : military
Experience	controller military : 6 controller radar : 5 controller time certified in position1 : 1.5
ASRS Report	613197
Person 2
Affiliation	government : faa
Function	controller : approach
Events
Independent Detector	atc equipment other atc equipment : primary radar other controllera
Resolutory Action	none taken : anomaly accepted
Supplementary
Problem Areas	Maintenance Human Performance Navigational Facility FAA
Primary Problem	Navigational Facility
Situations
ATC Facility	radar equipment : jan.tracon

Narrative:

Erroneous primary returns on ASR in sets of 3, which are 5-10 mi apart. This results in an increase of traffic calls or avoiding traffic calls to real primary targets. This has been brought to the attention of supervisors and airport facility with no outcome.

Original NASA ASRS Text

Title: JAN CTLR EXPRESSED CONCERN REGARDING RADAR EQUIP.

Narrative: ERRONEOUS PRIMARY RETURNS ON ASR IN SETS OF 3, WHICH ARE 5-10 MI APART. THIS RESULTS IN AN INCREASE OF TFC CALLS OR AVOIDING TFC CALLS TO REAL PRIMARY TARGETS. THIS HAS BEEN BROUGHT TO THE ATTN OF SUPVRS AND ARPT FACILITY WITH NO OUTCOME.

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.