Universal Licensing System
WKU20
VULCAN MATERIALS
License details
| ULS identifier | 1859963 |
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| Call sign | WKU20 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2002-02-15 |
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| Expiration | 2012-03-02 |
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| Cancellation | 2012-05-05 |
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| Frequency range | 457.175 MHz |
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| Locations | 4 |
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| Representative location | IRWINDALE, LOS ANGELES, CA |
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| Coordinates | 34.1386111, -117.9181111 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:16:32 |
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Licensee
| Name | VULCAN MATERIALS |
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| Applicant type | C |
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| FRN | 0005746920 |
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| Location | LOS ANGELES, CA |
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| Address | TERMINAL ANNEX, LOS ANGELES, CA, 90051 |
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| Phone | 3234743569 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
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| 1 | 1 | FX1 | 457.17500000 | | | 30.000000 | 60.000000 | |
| 2 | 1 | FX1 | 457.17500000 | | | 75.000000 | 100.000000 | |
| 3 | 1 | FX1 | 457.17500000 | | | 75.000000 | 100.000000 | |
| 4 | 1 | FX1 | 457.17500000 | | | 30.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 457.17500000 | | 20K0F3E |
| 2 | 1 | 457.17500000 | | 20K0F3E |
| 3 | 1 | 457.17500000 | | 20K0F3E |
| 4 | 1 | 457.17500000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | 16005 FOOTHILL BLVD, IRWINDALE, LOS ANGELES, CA | 34.13861111, -117.91811111 | 173.000 m | B | 7.000 m structure / 10.000 m overall | N |
| 2 | T | 16001 FOOTHILL BLVD, IRWINDALE, LOS ANGELES, CA | 34.13361111, -117.93283333 | 171.000 m | B | 3.000 m structure / 7.000 m overall | N |
| 3 | T | 13000 E LOS ANGELES ST, IRWINDALE, LOS ANGELES, CA | 34.08500000, -117.98977778 | 106.000 m | B | 3.000 m structure / 7.000 m overall | N |
| 4 | T | CA | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
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| 1 | 1 | T | | 10.000 m | | | | -244.000 | |
| 1 | 2 | T | | 7.000 m | | | | -213.000 | |
| 1 | 3 | T | | 7.000 m | | | | -90.000 | |
| 1 | 4 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 16001 FOOTHILL BLVD, IRWINDALE, CA | | 8188566143 |
License history
| Date | File or call sign | Action |
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| 2012-05-05 | WKU20 | LIEXP |
| 2011-12-05 | WKU20 | LETRES |
| 2002-02-15 | WKU20 | LIREN |
| 2002-02-06 | WKU20 | LIAUA |
| 2001-12-03 | WKU20 | LETRES |
| 2001-09-04 | WKU20 | AUDOPR |
| 2000-11-24 | WKU20 | LICCNV |
| 1997-10-15 | WKU20 | AUTHPR |
| 1997-10-15 | WKU20 | LIMOD |
Sources and provenance
| Source | Source record | Retrieved | Match |
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| ULS | 1859963 | 2026-08-02 01:16:32 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WKU20 | ULS 1859963 | 2026-08-02 01:16:32 |
| Status | E | ULS 1859963 | 2026-08-02 01:16:32 |
| Service | IG | ULS 1859963 | 2026-08-02 01:16:32 |
| Grant Date | 2002-02-15 | ULS 1859963 | 2026-08-02 01:16:32 |
| Expiration Date | 2012-03-02 | ULS 1859963 | 2026-08-02 01:16:32 |
| Cancellation Date | 2012-05-05 | ULS 1859963 | 2026-08-02 01:16:32 |