Universal Licensing System

WPXN511

CONTRA COSTA, COUNTY OF

License details

ULS identifier2512193
Call signWPXN511
Radio servicePW
StatusA
Grant date2023-02-14
Expiration2033-05-12
Frequency range460.375 MHz
Locations1
Representative locationPITTSBURG, CONTRA COSTA, CA
Coordinates38.0032778, -121.9489167
Source archivel_LMpriv.zip
Dataset refreshed2026-08-02 01:08:36

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
11FB460.37500000100.000000195.000000
11FB2460.37500000100.000000195.000000

Emission designators

LocationAntennaFrequency MHzUpper MHzEmission
11460.3750000011K2F3E
11460.3750000011K2F3E

Licensed locations

LocationTypeAddressCoordinatesGround elevationStructureHeightNEPA
1TSHADYBROOK RADIO SITE, PITTSBURG, CONTRA COSTA, CA38.00327778, -121.94891667221.000 mTOWER5.000 m structure / 10.000 m overall

Antennas

LocationAntennaTypeMake / modelHeightPolarizationGain dBAzimuthRadiation centerMaximum EIRP W
11T10.000 mV3.0000133.500

Control points

NumberAddressCountyPhone
130 DOUGLAS DRIVE, MARTINEZ, CACONTRA COSTA9253131305

License history

DateFile or call signAction
2023-02-14WPXN511LIREN
2023-02-13WPXN511LETRES
2020-07-23WPXN511LIAUA
2020-05-08WPXN511LIAUA
2013-04-17WPXN511LIMOD
2013-04-16WPXN511ESUAPR
2013-02-26WPXN511LIREN
2013-02-18WPXN511LETRES
2013-02-11WPXN511ESURNW
2012-06-16WPXN511LIAUA
2012-06-15WPXN511ESUAPR
2010-08-16WPXN511LIMOD
2010-06-23WPXN511LTSAPR
2010-06-22WPXN511LIAUA
2010-06-22WPXN511EFCAPR
2010-06-22WPXN511ESCAPR
2010-06-21WPXN511ESUAPR
2010-06-21WPXN511EFUAPR
2003-05-12WPXN511LIISS

Sources and provenance

SourceSource recordRetrievedMatch
ULS25121932026-08-02 01:08:36Official Bulk Record
Selected field provenance
FieldDisplayed valueSourceObserved
Call SignWPXN511ULS 25121932026-08-02 01:08:36
StatusAULS 25121932026-08-02 01:08:36
ServicePWULS 25121932026-08-02 01:08:36
Grant Date2023-02-14ULS 25121932026-08-02 01:08:36
Expiration Date2033-05-12ULS 25121932026-08-02 01:08:36