Universal Licensing System

WIG281

SAN MATEO, COUNTY OF

License details

ULS identifier1261832
Call signWIG281
Radio servicePW
StatusA
Grant date2023-03-08
Expiration2033-05-23
Frequency range486.5 - 491.5375 MHz (3 frequencies)
Locations2
Representative locationFOSTER CITY, SAN MATEO, CA
Coordinates37.5696389, -122.2738333
Source archivel_LMpriv.zip
Dataset refreshed2026-08-02 01:09:32

Licensee

NameSAN MATEO, COUNTY OF
Applicant typeG
FRN0001539840
LocationREDWOOD CITY, CA
Address455 COUNTY CENTER, 3RD FLOOR, REDWOOD CITY, CA, 94063
Phone6503634442
Email[email protected]

Frequency assignments

LocationAntennaStation classAssigned MHzUpper MHzCarrier MHzOutput WERP WAltitude
21FB483.50000000100.000000150.000000
21FB2483.50000000100.000000150.000000
51FB483.50000000100.000000150.000000
51FB2483.50000000100.000000150.000000
41MO486.500000004.0000008.000000
41MO486.5000000020.00000040.000000
61MO486.500000004.0000008.000000
61MO486.5000000020.00000040.000000
11FB2488.5375000060.000000150.000000
21FB2488.53750000100.000000150.000000
31MO488.537500004.0000008.000000
31MO488.5375000020.00000040.000000
41MO488.537500004.0000008.000000
41MO488.5375000020.00000040.000000
51FB2488.53750000100.000000150.000000
61MO488.537500004.0000008.000000
61MO488.5375000020.00000040.000000
71FB2488.5375000035.000000157.000000
81MO488.5375000020.00000040.000000
81MO488.537500004.0000008.000000
31MO491.5375000020.00000040.000000
31MO491.537500004.0000008.000000
41MO491.537500004.0000008.000000
41MO491.5375000020.00000040.000000
61MO491.5375000020.00000040.000000
61MO491.537500004.0000008.000000
81MO491.537500004.0000008.000000
81MO491.5375000020.00000040.000000

Emission designators

LocationAntennaFrequency MHzUpper MHzEmission
21483.5000000011K3F3E
21483.5000000011K3F3E
51483.5000000011K3F3E
51483.5000000011K3F3E
41486.5000000011K3F3E
41486.5000000011K3F3E
61486.5000000011K3F3E
61486.5000000011K3F3E
11488.5375000011K3F3E
11488.5375000020K0F3E
21488.5375000020K0F3E
21488.5375000011K3F3E
31488.5375000011K3F3E
31488.5375000020K0F3E
31488.5375000011K3F3E
31488.5375000020K0F3E
41488.5375000020K0F3E
41488.5375000011K3F3E
41488.5375000020K0F3E
41488.5375000011K3F3E
51488.5375000020K0F3E
51488.5375000011K3F3E
61488.5375000011K3F3E
61488.5375000020K0F3E
61488.5375000020K0F3E
61488.5375000011K3F3E
71488.5375000020K0F3E
71488.5375000011K3F3E
81488.5375000011K3F3E
81488.5375000020K0F3E
81488.5375000020K0F3E
81488.5375000011K3F3E
31491.5375000020K0F3E
31491.5375000011K3F3E
31491.5375000020K0F3E
31491.5375000011K3F3E
41491.5375000020K0F3E
41491.5375000011K3F3E
41491.5375000020K0F3E
41491.5375000011K3F3E
61491.5375000020K0F3E
61491.5375000011K3F3E
61491.5375000011K3F3E
61491.5375000020K0F3E
81491.5375000011K3F3E
81491.5375000020K0F3E
81491.5375000020K0F3E
81491.5375000011K3F3E

Licensed locations

LocationTypeAddressCoordinatesGround elevationStructureHeightNEPA
1TROLPH MOUNTAIN, REDWOOD CITY, SAN MATEO, CA37.32883333, -122.21275000726.000 mTOWER18.000 m structure / 20.000 m overallN
2TCRESTVIEW AT LOS VINETOS, SAN CARLOS, SAN MATEO, CA37.49000000, -122.28969444268.000 mTOWER12.000 m structure / 18.000 m overallN
3T
4T
5TSKYLAWN CEMETERY 4 MILES SW, SAN MATEO, SAN MATEO, CA37.50380556, -122.37077778342.900 mTOWER21.300 m structure / 21.300 m overallN
6TN
7TFOSTER CITY TCI EAST THIRD AVE, FOSTER CITY, SAN MATEO, CA37.56963889, -122.273833331.500 mTOWER24.400 m structure / 24.400 m overallN
8TN

Antennas

LocationAntennaTypeMake / modelHeightPolarizationGain dBAzimuthRadiation centerMaximum EIRP W
11T10.000 m435.000
12T15.500 mV3.6000330.0000156.500
13T
14T
15T18.300 mV7.0000160.0000258.000
16T
1718.600 mV9.0000200.0000-33.700
18

Control points

NumberAddressCountyPhone
1501 WINSLOW ST, REDWOOD CITY, CASAN MATEO6503634442

License history

DateFile or call signAction
2025-08-26WIG281LIAUA
2023-03-08WIG281LIREN
2023-02-27WIG281LETRES
2023-02-22WIG281ESURNW
2013-02-23WIG281LIREN
2011-10-20WIG281LIMOD
2011-10-19WIG281ESUAPR
2011-06-29WIG281LIMOD
2008-02-20WIG281LETCNS
2007-05-22WIG281LIMOD
2003-12-01WIG281LETCNS
2003-03-04WIG281LIMOD
2003-02-25WIG281LIREN
2002-01-16WIG281AUDOPR
2000-10-20WIG281LICCNV
1998-05-19WIG281LIREN
1998-05-19WIG281AUTHPR

Sources and provenance

SourceSource recordRetrievedMatch
ULS12618322026-08-02 01:09:32Official Bulk Record
Selected field provenance
FieldDisplayed valueSourceObserved
Call SignWIG281ULS 12618322026-08-02 01:09:32
StatusAULS 12618322026-08-02 01:09:32
ServicePWULS 12618322026-08-02 01:09:32
Grant Date2023-03-08ULS 12618322026-08-02 01:09:32
Expiration Date2033-05-23ULS 12618322026-08-02 01:09:32