Universal Licensing System

WDB4

Aviation Spectrum Resources Inc

License details

ULS identifier1974575
Call signWDB4
Radio serviceAF
StatusA
Grant date2025-03-11
Expiration2035-03-27
Frequency range129.375 MHz
Locations1
Representative locationSANTA MONICA, LOS ANGELES, CA
Coordinates34.0163889, -118.4530556
Source archivel_coast.zip
Dataset refreshed2026-08-02 02:08:30

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
1TSANTA MONICA MUNICIPAL AIRPORT, SANTA MONICA, LOS ANGELES, CA34.01638889, -118.4530555651.800 mBANT17.000 m structure / 20.000 m overallN

Antennas

LocationAntennaTypeMake / modelHeightPolarizationGain dBAzimuthRadiation centerMaximum EIRP W
11T20.000 m360.0000

License history

DateFile or call signAction
2025-03-11WDB4LIREN
2024-12-30WDB4LETRES
2015-03-10WDB4LIREN
2015-02-06WDB4LIAUA
2015-02-05WDB4ESUAPR
2015-02-05WDB4LIAUA
2015-02-04WDB4ESUAPR
2014-12-29WDB4LETRES
2007-03-01WDB4AUTHPR
2006-03-07WDB4AUTHPR
2006-01-01WDB4LIASS
2005-07-25WDB4ESCAPR
2005-02-23WDB4LIREN
2005-01-03WDB4LETRES
2001-04-27WDB4LICCNV

Sources and provenance

SourceSource recordRetrievedMatch
ULS19745752026-08-02 02:08:30Official Bulk Record
Selected field provenance
FieldDisplayed valueSourceObserved
Call SignWDB4ULS 19745752026-08-02 02:08:30
StatusAULS 19745752026-08-02 02:08:30
ServiceAFULS 19745752026-08-02 02:08:30
Grant Date2025-03-11ULS 19745752026-08-02 02:08:30
Expiration Date2035-03-27ULS 19745752026-08-02 02:08:30