Universal Licensing System
KKO557
ROBINSON DRILLING OF TEXAS INC
License details
| ULS identifier | 1837160 |
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| Call sign | KKO557 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2002-04-23 |
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| Expiration | 2012-06-12 |
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| Cancellation | 2012-08-18 |
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| Frequency range | 33.26 MHz |
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| Locations | 1 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:14:32 |
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Licensee
| Name | ROBINSON DRILLING OF TEXAS INC |
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| Applicant type | U |
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| FRN | 0006941868 |
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| Location | BIG SPRING, TX |
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| Address | BIG SPRING, TX, 79720 |
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| Phone | 9152675277 |
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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 | FBT | 33.26000000 | | | 300.000000 | | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 33.26000000 | | 20K0F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
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| 1 | T | | | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | T | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | | | 9152675277 |
License history
| Date | File or call sign | Action |
|---|
| 2012-08-18 | KKO557 | LIEXP |
| 2012-03-19 | KKO557 | LETRES |
| 2002-04-23 | KKO557 | LIREN |
| 2002-03-18 | KKO557 | LETRES |
| 2001-12-11 | KKO557 | AUDOPR |
| 2000-11-23 | KKO557 | LICCNV |
| 1997-04-22 | KKO557 | LIREN |
| 1997-04-22 | KKO557 | AUTHPR |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 1837160 | 2026-08-02 01:14:32 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | KKO557 | ULS 1837160 | 2026-08-02 01:14:32 |
| Status | E | ULS 1837160 | 2026-08-02 01:14:32 |
| Service | IG | ULS 1837160 | 2026-08-02 01:14:32 |
| Grant Date | 2002-04-23 | ULS 1837160 | 2026-08-02 01:14:32 |
| Expiration Date | 2012-06-12 | ULS 1837160 | 2026-08-02 01:14:32 |
| Cancellation Date | 2012-08-18 | ULS 1837160 | 2026-08-02 01:14:32 |