Universal Licensing System

WQKR537

CONTRA COSTA, COUNTY OF

License details

ULS identifier3127401
Call signWQKR537
Radio serviceMW
StatusA
Grant date2019-08-21
Expiration2029-08-24
Frequency range10955 - 11215 MHz (2 frequencies)
Locations3
Representative locationEl Cerrito, CONTRA COSTA, CA
Coordinates37.9163889, -122.3113889
Source archivel_micro.zip
Dataset refreshed2026-08-17 04:17:06

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
12FXO10955.00000000
11FXO11215.00000000

Emission designators

LocationAntennaFrequency MHzUpper MHzEmission
1210955.0000000030M0D7W
1111215.0000000030M0D7W

Licensed locations

LocationTypeAddressCoordinatesGround elevationStructureHeightNEPA
1T10900 San Pablo Ave, El Cerrito, CONTRA COSTA, CA37.91638889, -122.3113888920.100 mPOLE16.800 m structure / 19.800 m overallN
2R37.88363889, -122.22194444583.100 m
3R37.92019444, -122.38188889113.100 m

Antennas

LocationAntennaTypeMake / modelHeightPolarizationGain dBAzimuthRadiation centerMaximum EIRP W
11TRADIO WAVES, INC HP4-11H41.0000114.8000
12RRADIO WAVES, INC HP4-1141.00000.0000
13RRADIO WAVES, INC HP3-1137.60000.0000
21TRADIO WAVES, INC HP3-11V37.6000273.9000

License history

DateFile or call signAction
2022-01-10WQKR537LIMOD
2020-07-23WQKR537LIAUA
2020-05-12WQKR537LIAUA
2019-08-21WQKR537LIREN
2019-08-14WQKR537ESURNW
2019-07-25WQKR537ESURNW
2019-06-25WQKR537ESURNW
2019-06-03WQKR537LETRES
2019-05-26WQKR537ESURNW
2012-08-14WQKR537LTSAPR
2012-08-13WQKR537EFCAPR
2012-06-16WQKR537LIAUA
2012-06-15WQKR537ESCAPR
2009-08-24WQKR537LIISS

Sources and provenance

SourceSource recordRetrievedMatch
ULS31274012026-08-17 04:17:06Official Bulk Record
Selected field provenance
FieldDisplayed valueSourceObserved
Call SignWQKR537ULS 31274012026-08-17 04:17:06
StatusAULS 31274012026-08-17 04:17:06
ServiceMWULS 31274012026-08-17 04:17:06
Grant Date2019-08-21ULS 31274012026-08-17 04:17:06
Expiration Date2029-08-24ULS 31274012026-08-17 04:17:06