Universal Licensing System
WPZZ401
BAKER HUGHES OILFIELD OPERATIONS INC
License details
| ULS identifier | 2611155 |
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| Call sign | WPZZ401 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2004-04-14 |
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| Expiration | 2014-04-14 |
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| Cancellation | 2014-06-14 |
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| Frequency range | 451.2375 - 452.0375 MHz (5 frequencies) |
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| Locations | 1 |
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| Representative location | HOUSTON, HARRIS, TX |
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| Coordinates | 29.8736111, -95.5355556 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:25:31 |
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Licensee
| Name | BAKER HUGHES OILFIELD OPERATIONS INC |
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| Applicant type | C |
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| FRN | 0009961707 |
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| Location | HOUSTON, TX |
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| Address | 9100 EMMOTT ROAD, HOUSTON, TX, 770403514 |
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| Phone | 7134461322 |
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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 | MO | 451.23750000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 451.31250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 451.51250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 451.71250000 | | | 4.000000 | 4.000000 | |
| 1 | 1 | MO | 452.03750000 | | | 4.000000 | 4.000000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 451.23750000 | | 11K2F3E |
| 1 | 1 | 451.31250000 | | 11K2F3E |
| 1 | 1 | 451.51250000 | | 11K2F3E |
| 1 | 1 | 451.71250000 | | 11K2F3E |
| 1 | 1 | 452.03750000 | | 11K2F3E |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | T | HOUSTON, HARRIS, TX | 29.87361111, -95.53555556 | | | | |
Antennas
| Location | Antenna | Type | Make / model | Height | Polarization | Gain dB | Azimuth | Radiation center | Maximum EIRP W |
|---|
| 1 | 1 | | | | | | | | |
Control points
| Number | Address | County | Phone |
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| 1 | 9100 EMMOTT ROAD, HOUSTON, TX | HARRIS | 7134461322 |
License history
| Date | File or call sign | Action |
|---|
| 2014-06-14 | WPZZ401 | LIEXP |
| 2014-01-20 | WPZZ401 | LETRES |
| 2005-01-10 | WPZZ401 | LETCNS |
| 2004-04-14 | WPZZ401 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 2611155 | 2026-08-02 01:25:31 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
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| Call Sign | WPZZ401 | ULS 2611155 | 2026-08-02 01:25:31 |
| Status | E | ULS 2611155 | 2026-08-02 01:25:31 |
| Service | IG | ULS 2611155 | 2026-08-02 01:25:31 |
| Grant Date | 2004-04-14 | ULS 2611155 | 2026-08-02 01:25:31 |
| Expiration Date | 2014-04-14 | ULS 2611155 | 2026-08-02 01:25:31 |
| Cancellation Date | 2014-06-14 | ULS 2611155 | 2026-08-02 01:25:31 |