Universal Licensing System
WRK454
GEOSOILS CONSULTANTS INC
License details
| ULS identifier | 1761543 |
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| Call sign | WRK454 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2000-02-29 |
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| Expiration | 2005-03-09 |
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| Cancellation | 2005-05-14 |
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| Frequency range | 31.04 MHz |
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| Locations | 7 |
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| Representative location | VAN NUYS, LOS ANGELES, CA |
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| Coordinates | 34.1911111, -118.4850833 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:29:09 |
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Licensee
| Name | GEOSOILS CONSULTANTS INC |
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| Applicant type | C |
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| Location | VAN NUYS, CA |
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| Address | 6634 VALJEAN AVE, VAN NUYS, CA, 91406 |
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| Phone | 8187852158 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FB | 31.04000000 | | | 110.000000 | 200.000000 | |
| 2 | 1 | FB | 31.04000000 | | | 110.000000 | 110.000000 | |
| 3 | 1 | FB | 31.04000000 | | | 110.000000 | 110.000000 | |
| 4 | 1 | FB | 31.04000000 | | | 110.000000 | 110.000000 | |
| 5 | 1 | MO | 31.04000000 | | | 110.000000 | 110.000000 | |
| 6 | 1 | MO | 31.04000000 | | | 110.000000 | 110.000000 | |
| 7 | 1 | MO | 31.04000000 | | | 110.000000 | 110.000000 | |
| 8 | 1 | MO | 31.04000000 | | | 110.000000 | 110.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 31.04000000 | | 20K0F3E |
| 2 | 1 | 31.04000000 | | 20K0F3E |
| 3 | 1 | 31.04000000 | | 20K0F3E |
| 4 | 1 | 31.04000000 | | 20K0F3E |
| 5 | 1 | 31.04000000 | | 20K0F3E |
| 6 | 1 | 31.04000000 | | 20K0F3E |
| 7 | 1 | 31.04000000 | | 20K0F3E |
| 8 | 1 | 31.04000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | MERIDIAN BLDG OAT MOUNTAIN N, CHATSWORTH, LOS ANGELES, CA | 34.32638889, -118.58702778 | 1076.000 m | TOWER | 30.000 m structure / 30.000 m overall | N |
| 2 | T | 6634 VALJEAN AVE, VAN NUYS, LOS ANGELES, CA | 34.19111111, -118.48508333 | 223.000 m | B | 7.000 m structure / 7.000 m overall | N |
| 3 | T | 2102 MARINE ST, SANTA MONICA, LOS ANGELES, CA | 34.17083333, -118.48008333 | 12.000 m | B | 7.000 m structure / 7.000 m overall | N |
| 4 | T | 32963 W DENVER SPRINGS DR, WESTLAKE, VENTURA, CA | 34.15333333, -118.84647222 | 268.000 m | B | 7.000 m structure / 7.000 m overall | N |
| 5 | T | | | | | | |
| 6 | T | | | | | | |
| 7 | T | | | | | | |
| 8 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | 24.000 m | | | | | |
| 1 | 2 | T | | 6.000 m | | | | | |
| 1 | 3 | T | | 6.000 m | | | | | |
| 1 | 4 | T | | 6.000 m | | | | | |
| 1 | 5 | T | | | | | | | |
| 1 | 6 | T | | | | | | | |
| 1 | 7 | T | | | | | | | |
| 1 | 8 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 6634 VALJEAN AVE, VAN NUYS, CA | | 8187852158 |
License history
| Date | File or call sign | Action |
|---|
| 2005-05-14 | WRK454 | LIEXP |
| 2004-12-13 | WRK454 | LETRES |
| 2001-09-25 | WRK454 | AUDOPR |
| 2000-11-23 | WRK454 | LICCNV |
| 2000-02-29 | WRK454 | LIREN |
| 2000-02-29 | WRK454 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1761543 | 2026-08-02 01:29:09 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WRK454 | ULS 1761543 | 2026-08-02 01:29:09 |
| Status | E | ULS 1761543 | 2026-08-02 01:29:09 |
| Service | IG | ULS 1761543 | 2026-08-02 01:29:09 |
| Grant Date | 2000-02-29 | ULS 1761543 | 2026-08-02 01:29:09 |
| Expiration Date | 2005-03-09 | ULS 1761543 | 2026-08-02 01:29:09 |
| Cancellation Date | 2005-05-14 | ULS 1761543 | 2026-08-02 01:29:09 |