Universal Licensing System
WQLT712
ION GEOPHYSICAL CORPORATION
License details
| ULS identifier | 3189917 |
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| Call sign | WQLT712 |
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| Radio service | IG |
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| Status | E |
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| Grant date | 2010-04-22 |
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| Expiration | 2020-04-22 |
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| Cancellation | 2020-06-27 |
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| Frequency range | 158.1675 - 160.2 MHz (4 frequencies) |
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| Locations | 1 |
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| Source archive | l_LMpriv.zip |
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| Dataset refreshed | 2026-08-02 01:26:18 |
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Licensee
| Name | ION GEOPHYSICAL CORPORATION |
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| Applicant type | C |
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| FRN | 0008340978 |
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| Location | HOUSTON, TX |
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| Address | 2105 CITY WEST BLVD. SUITE 900, HOUSTON, TX, 770422837 |
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| Phone | 7137897250 |
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Frequency assignments
| Location | Antenna | Station class | Assigned MHz | Upper MHz | Carrier MHz | Output W | ERP W | Altitude |
|---|
| 1 | 1 | FXOT | 158.16750000 | | | 3.000000 | 3.600000 | |
| 1 | 1 | FXOT | 158.16750000 | | | 28.000000 | 68.000000 | |
| 1 | 1 | FXOT | 158.18250000 | | | 28.000000 | 68.000000 | |
| 1 | 1 | FXOT | 158.18250000 | | | 3.000000 | 3.600000 | |
| 1 | 1 | FXOT | 158.28750000 | | | 28.000000 | 68.000000 | |
| 1 | 1 | FXOT | 158.28750000 | | | 3.000000 | 3.600000 | |
| 1 | 1 | FXOT | 158.31750000 | | | 3.000000 | 3.600000 | |
| 1 | 1 | FXOT | 158.31750000 | | | 28.000000 | 68.000000 | |
| 1 | 1 | FXOT | 159.60000000 | | | 28.000000 | 68.000000 | |
| 1 | 1 | FXOT | 159.60000000 | | | 3.000000 | 3.600000 | |
| 1 | 1 | FXOT | 159.90000000 | | | 28.000000 | 68.000000 | |
| 1 | 1 | FXOT | 159.90000000 | | | 3.000000 | 3.600000 | |
| 1 | 1 | FXOT | 160.20000000 | | | 28.000000 | 68.000000 | |
| 1 | 1 | FXOT | 160.20000000 | | | 3.000000 | 3.600000 | |
Emission designators
| Location | Antenna | Frequency MHz | Upper MHz | Emission |
|---|
| 1 | 1 | 158.16750000 | | 11K2F1D |
| 1 | 1 | 158.16750000 | | 11K2F1D |
| 1 | 1 | 158.18250000 | | 11K2F1D |
| 1 | 1 | 158.18250000 | | 11K2F1D |
| 1 | 1 | 158.28750000 | | 11K2F1D |
| 1 | 1 | 158.28750000 | | 11K2F1D |
| 1 | 1 | 158.31750000 | | 11K2F1D |
| 1 | 1 | 158.31750000 | | 11K2F1D |
| 1 | 1 | 159.60000000 | | 11K2F1D |
| 1 | 1 | 159.60000000 | | 11K2F1D |
| 1 | 1 | 159.90000000 | | 11K2F1D |
| 1 | 1 | 159.90000000 | | 11K2F1D |
| 1 | 1 | 160.20000000 | | 11K2F1D |
| 1 | 1 | 160.20000000 | | 11K2F1D |
Licensed locations
| Location | Type | Address | Coordinates | Ground elevation | Structure | Height | NEPA |
|---|
| 1 | | | | | | | N |
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 | 2105 CITY WEST BLVD, HOUSTON, TX | HARRIS | 2817811027 |
License history
| Date | File or call sign | Action |
|---|
| 2020-06-27 | WQLT712 | LIEXP |
| 2020-01-27 | WQLT712 | LETRES |
| 2011-09-26 | WQLT712 | LIMOD |
| 2010-04-22 | WQLT712 | LIISS |
Sources and provenance
| Source | Source record | Retrieved | Match |
|---|
| ULS | 3189917 | 2026-08-02 01:26:18 | Official Bulk Record |
Selected field provenance
| Field | Displayed value | Source | Observed |
|---|
| Call Sign | WQLT712 | ULS 3189917 | 2026-08-02 01:26:18 |
| Status | E | ULS 3189917 | 2026-08-02 01:26:18 |
| Service | IG | ULS 3189917 | 2026-08-02 01:26:18 |
| Grant Date | 2010-04-22 | ULS 3189917 | 2026-08-02 01:26:18 |
| Expiration Date | 2020-04-22 | ULS 3189917 | 2026-08-02 01:26:18 |
| Cancellation Date | 2020-06-27 | ULS 3189917 | 2026-08-02 01:26:18 |