Universal Licensing System
WNTK639
CHEVRON USA INC
License details
| ULS identifier | 1023365 |
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| Call sign | WNTK639 |
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| Radio service | MG |
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| Status | C |
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| Grant date | 1999-02-10 |
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| Expiration | 2008-10-15 |
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| Cancellation | 2003-10-14 |
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| Frequency range | 928.74375 - 952.74375 MHz (2 frequencies) |
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| Locations | 1 |
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| Representative location | OFFSHORE, GM |
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| Coordinates | 28.5099444, -90.3800556 |
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| Source archive | l_micro.zip |
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| Dataset refreshed | 2026-08-02 02:44:45 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 3 | FXO | 928.74375000 | | | | | |
| 1 | 1 | FXO | 952.74375000 | | | | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 3 | 928.74375000 | | 12K0F3E |
| 1 | 1 | 952.74375000 | | 12K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | SOUTH TIMBALIER 176E, OFFSHORE, GM | 28.50994444, -90.38005556 | 0.000 m | | 21.300 m structure / 27.100 m overall | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | V | 11.2000 | 360.0000 | | |
| 2 | 1 | R | | | | 12.2000 | | | |
| 3 | 1 | T | | | V | 12.2000 | 999.0000 | | |
| 4 | 1 | R | | | | 11.2000 | | | |
License history
| Date | File or call sign | Action |
|---|
| 2003-10-15 | WNTK639 | LICAN |
| 2002-10-16 | WNTK639 | LIAUA |
| 1999-08-14 | WNTK639 | LICCNV |
| 1999-04-01 | WNTK639 | COR |
| 1999-02-10 | WNTK639 | LIREN |
| 1998-07-28 | WNTK639 | COR |
| 1998-01-08 | WNTK639 | COR |
| 1994-05-16 | WNTK639 | LIMOD |
| 1993-05-04 | WNTK639 | LIMOD |
| 1991-10-11 | WNTK639 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1023365 | 2026-08-02 02:44:45 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WNTK639 | ULS 1023365 | 2026-08-02 02:44:45 |
| Status | C | ULS 1023365 | 2026-08-02 02:44:45 |
| Service | MG | ULS 1023365 | 2026-08-02 02:44:45 |
| Grant Date | 1999-02-10 | ULS 1023365 | 2026-08-02 02:44:45 |
| Expiration Date | 2008-10-15 | ULS 1023365 | 2026-08-02 02:44:45 |
| Cancellation Date | 2003-10-14 | ULS 1023365 | 2026-08-02 02:44:45 |