Universal Licensing System

WHC659

CONTRA COSTA, COUNTY OF

License details

ULS identifier980422
Call signWHC659
Radio serviceMW
StatusA
Grant date2018-02-14
Expiration2028-04-10
Frequency range11142.5 MHz
Locations1
Coordinates37.8145000, -121.8083611
Source archivel_micro.zip
Dataset refreshed2026-08-02 02:42:28

Licensee

NameCONTRA COSTA, COUNTY OF
Applicant typeG
FRN0001540145
LocationMARTINEZ, CA
Address30 DOUGLAS DRIVE, MARTINEZ, CA, 945534068
Phone9253131200
Email[email protected]

Frequency assignments

LocationAntennaStation classAssigned MHzUpper MHzCarrier MHzOutput WERP WAltitude
13FXO11142.50000000

Emission designators

LocationAntennaFrequency MHzUpper MHzEmission
1311142.500000005M00D7W

Licensed locations

LocationTypeAddressCoordinatesGround elevationStructureHeightNEPA
1T800 SAN RAMON VALLEY BLVD, DANVILLE, CONTRA COSTA, CA37.80944444, -121.99266667119.800 mMAST23.000 m structure / 23.000 m overallN
4R37.81450000, -121.80836111785.800 m

Antennas

LocationAntennaTypeMake / modelHeightPolarizationGain dBAzimuthRadiation centerMaximum EIRP W
14RCommscope VHLP800-11C37.40000.0000
31TCommscope UHX6-105 RFV43.500088.0000

Control points

NumberAddressCountyPhone
130 DOUGLAS DRIVE, MARTINEZ, CACONTRA COSTA9259577701

License history

DateFile or call signAction
2024-03-04WHC659LIMOD
2022-03-22WHC659LIMOD
2020-07-21WHC659LIAUA
2020-05-06WHC659LIAUA
2018-02-14WHC659LIREN
2018-02-09WHC659ESURNW
2018-01-15WHC659LETRES
2018-01-10WHC659ESURNW
2012-06-15WHC659ESUAPR
2012-06-15WHC659LIAUA
2012-04-25WHC659LIMOD
2008-02-28WHC659LIREN
2008-02-27WHC659ESCAPR
2008-01-14WHC659LETRES
2005-05-04WHC659LIMOD
2005-04-11WHC659ESCAPR
2000-03-14WHC659LIAUA
1999-08-13WHC659LICCNV
1998-09-01WHC659COR
1998-08-28WHC659APGRT
1997-05-28WHC659LIREN
1993-10-19WHC659LIMOD
1992-07-09WHC659LIMOD
1992-06-01WHC659LIMOD
1987-08-07WHC659LIMOD
1982-05-13WHC659LIISS

Sources and provenance

SourceSource recordRetrievedMatch
ULS9804222026-08-02 02:42:28Official Bulk Record
Selected field provenance
FieldDisplayed valueSourceObserved
Call SignWHC659ULS 9804222026-08-02 02:42:28
StatusAULS 9804222026-08-02 02:42:28
ServiceMWULS 9804222026-08-02 02:42:28
Grant Date2018-02-14ULS 9804222026-08-02 02:42:28
Expiration Date2028-04-10ULS 9804222026-08-02 02:42:28