Universal Licensing System

WNJS512

CONTRA COSTA, COUNTY OF

License details

ULS identifier1224873
Call signWNJS512
Radio servicePW
StatusA
Grant date2024-08-27
Expiration2034-11-16
Frequency range45.82 MHz
Locations6
Representative locationCLAYTON, CONTRA COSTA, CA
Coordinates37.9429722, -121.8910556
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
11FB45.8200000050.00000050.000000
21FB45.8200000050.00000050.000000
31FB45.8200000050.00000050.000000
41FB45.8200000050.00000050.000000
51FB45.8200000050.00000050.000000
61MO45.8200000050.00000050.000000

Emission designators

LocationAntennaFrequency MHzUpper MHzEmission
1145.8200000020K0F3E
2145.8200000020K0F3E
3145.8200000020K0F3E
4145.8200000020K0F3E
5145.8200000020K0F3E
6145.8200000020K0F3E

Licensed locations

LocationTypeAddressCoordinatesGround elevationStructureHeightNEPA
1TKREGOR PEAK 2 MI E, CLAYTON, CONTRA COSTA, CA37.94297222, -121.89105556577.000 mN
2TROCKY RIDGE 3.5 MI W, DANVILLE, CONTRA COSTA, CA37.81575000, -122.06219444616.000 mN
3TBALD PEAK 2 MI W, ORINDA, CONTRA COSTA, CA37.88380556, -122.22191667583.000 mN
4TCUMMINGS PEAK 2 MI SE, CROCKETT, CONTRA COSTA, CA38.02880556, -122.19747222273.000 mN
5TBRIONES HILL 2 MI W, PLEASANT HILL, CONTRA COSTA, CA37.93686111, -122.12830556452.000 mN
6TCONTRA COSTA, CA

Antennas

LocationAntennaTypeMake / modelHeightPolarizationGain dBAzimuthRadiation centerMaximum EIRP W
11T12.000 m
12T12.000 m
13T12.000 m
14T9.000 m
15T8.000 m
16T

Control points

NumberAddressCountyPhone
140 GLACIER DR, MARTINEZ, CACONTRA COSTA9256462441

License history

DateFile or call signAction
2024-08-27WNJS512LIREN
2024-08-26WNJS512LETRES
2024-08-18WNJS512ESURNW
2020-07-21WNJS512LIAUA
2020-05-07WNJS512LIAUA
2014-08-19WNJS512LIREN
2014-08-18WNJS512ESUAPR
2012-06-16WNJS512LIAUA
2012-06-15WNJS512ESUAPR
2010-06-22WNJS512LTSAPR
2010-06-22WNJS512LIAUA
2010-06-21WNJS512EFCAPR
2010-06-21WNJS512ESCAPR
2004-08-18WNJS512ESUAPR
2002-02-19WNJS512AUDOPR
2000-12-20WNJS512LIAUA
2000-10-20WNJS512LICCNV
1999-09-15WNJS512LIREN
1999-09-15WNJS512AUTHPR

Sources and provenance

SourceSource recordRetrievedMatch
ULS12248732026-08-02 01:08:36Official Bulk Record
Selected field provenance
FieldDisplayed valueSourceObserved
Call SignWNJS512ULS 12248732026-08-02 01:08:36
StatusAULS 12248732026-08-02 01:08:36
ServicePWULS 12248732026-08-02 01:08:36
Grant Date2024-08-27ULS 12248732026-08-02 01:08:36
Expiration Date2034-11-16ULS 12248732026-08-02 01:08:36