Universal Licensing System

KXN4

Aviation Spectrum Resources Inc

License details

ULS identifier1972371
Call signKXN4
Radio serviceAF
StatusA
Grant date2025-07-29
Expiration2035-06-05
Frequency range129.375 MHz
Locations1
Representative locationCHARLESTON, CHARLESTON, SC
Coordinates32.8985000, -80.0325833
Source archivel_coast.zip
Dataset refreshed2026-08-02 02:08:27

Licensee

NameAviation Spectrum Resources Inc
Applicant typeC
FRN0013756952
LocationAnnapolis, MD
Address180 Admiral Cochrane Drive, Annapolis, MD, 21401
Phone4102666030
Email[email protected]

Frequency assignments

LocationAntennaStation classAssigned MHzUpper MHzCarrier MHzOutput WERP WAltitude
11FA129.3750000010.000000LL

Emission designators

LocationAntennaFrequency MHzUpper MHzEmission
11129.375000006K00A3E

Licensed locations

LocationTypeAddressCoordinatesGround elevationStructureHeightNEPA
1TCHARLESTON INTL AIRPORT, CHARLESTON, CHARLESTON, SC32.89850000, -80.0325833314.000 mBANT7.000 m structure / 10.000 m overallN

Antennas

LocationAntennaTypeMake / modelHeightPolarizationGain dBAzimuthRadiation centerMaximum EIRP W
11T10.000 m360.0000

License history

DateFile or call signAction
2025-07-29KXN4LIREN
2025-03-10KXN4LETRES
2015-06-09KXN4LIREN
2015-03-09KXN4LETRES
2015-02-06KXN4LIAUA
2015-02-05KXN4ESUAPR
2015-02-05KXN4LIAUA
2015-02-04KXN4ESUAPR
2015-01-14KXN4LIMOD
2014-11-18KXN4ESUAPR
2007-03-01KXN4AUTHPR
2006-03-07KXN4AUTHPR
2006-01-01KXN4LIASS
2005-07-25KXN4ESCAPR
2005-05-03KXN4LIREN
2005-03-14KXN4LETRES
2001-04-27KXN4LICCNV

Sources and provenance

SourceSource recordRetrievedMatch
ULS19723712026-08-02 02:08:27Official Bulk Record
Selected field provenance
FieldDisplayed valueSourceObserved
Call SignKXN4ULS 19723712026-08-02 02:08:27
StatusAULS 19723712026-08-02 02:08:27
ServiceAFULS 19723712026-08-02 02:08:27
Grant Date2025-07-29ULS 19723712026-08-02 02:08:27
Expiration Date2035-06-05ULS 19723712026-08-02 02:08:27